20032072020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{136217}}^1$

素因数の和:136294

約数の個数: 144

約数和(自身を含む): 65450024640

約数和(自身を除く): 45417952620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 43, 45, 57, 60, 76, 86, 90, 95, 114, 129, 171, 172, 180, 190, 215, 228, 258, 285, 342, 380, 387, 430, 516, 570, 645, 684, 774, 817, 855, 860, 1140, 1290, 1548, 1634, 1710, 1935, 2451, 2580, 3268, 3420, 3870, 4085, 4902, 7353, 7740, 8170, 9804, 12255, 14706, 16340, 24510, 29412, 36765, 49020, 73530, 136217, 147060, 272434, 408651, 544868, 681085, 817302, 1225953, 1362170, 1634604, 2043255, 2451906, 2588123, 2724340, 4086510, 4903812, 5176246, 5857331, 6129765, 7764369, 8173020, 10352492, 11714662, 12259530, 12940615, 15528738, 17571993, 23293107, 23429324, 24519060, 25881230, 29286655, 31057476, 35143986, 38821845, 46586214, 51762460, 52715979, 58573310, 70287972, 77643690, 87859965, 93172428, 105431958, 111289289, 116465535, 117146620, 155287380, 175719930, 210863916, 222578578, 232931070, 263579895, 333867867, 351439860, 445157156, 465862140, 527159790, 556446445, 667735734, 1001603601, 1054319580, 1112892890, 1335471468, 1669339335, 2003207202, 2225785780, 3338678670, 4006414404, 5008018005, 6677357340, 10016036010, 20032072020]

約数ペア:

[(1, 20032072020), (2, 10016036010), (3, 6677357340), (4, 5008018005), (5, 4006414404), (6, 3338678670), (9, 2225785780), (10, 2003207202), (12, 1669339335), (15, 1335471468), (18, 1112892890), (19, 1054319580), (20, 1001603601), (30, 667735734), (36, 556446445), (38, 527159790), (43, 465862140), (45, 445157156), (57, 351439860), (60, 333867867), (76, 263579895), (86, 232931070), (90, 222578578), (95, 210863916), (114, 175719930), (129, 155287380), (171, 117146620), (172, 116465535), (180, 111289289), (190, 105431958), (215, 93172428), (228, 87859965), (258, 77643690), (285, 70287972), (342, 58573310), (380, 52715979), (387, 51762460), (430, 46586214), (516, 38821845), (570, 35143986), (645, 31057476), (684, 29286655), (774, 25881230), (817, 24519060), (855, 23429324), (860, 23293107), (1140, 17571993), (1290, 15528738), (1548, 12940615), (1634, 12259530), (1710, 11714662), (1935, 10352492), (2451, 8173020), (2580, 7764369), (3268, 6129765), (3420, 5857331), (3870, 5176246), (4085, 4903812), (4902, 4086510), (7353, 2724340), (7740, 2588123), (8170, 2451906), (9804, 2043255), (12255, 1634604), (14706, 1362170), (16340, 1225953), (24510, 817302), (29412, 681085), (36765, 544868), (49020, 408651), (73530, 272434), (136217, 147060)]