20215307580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1524533}}^1$

素因数の和:1524575

約数の個数: 96

約数和(自身を含む): 64542671424

約数和(自身を除く): 44327363844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 170, 195, 204, 221, 255, 260, 340, 390, 442, 510, 663, 780, 884, 1020, 1105, 1326, 2210, 2652, 3315, 4420, 6630, 13260, 1524533, 3049066, 4573599, 6098132, 7622665, 9147198, 15245330, 18294396, 19818929, 22867995, 25917061, 30490660, 39637858, 45735990, 51834122, 59456787, 77751183, 79275716, 91471980, 99094645, 103668244, 118913574, 129585305, 155502366, 198189290, 237827148, 259170610, 297283935, 311004732, 336921793, 388755915, 396378580, 518341220, 594567870, 673843586, 777511830, 1010765379, 1189135740, 1347687172, 1555023660, 1684608965, 2021530758, 3369217930, 4043061516, 5053826895, 6738435860, 10107653790, 20215307580]

約数ペア:

[(1, 20215307580), (2, 10107653790), (3, 6738435860), (4, 5053826895), (5, 4043061516), (6, 3369217930), (10, 2021530758), (12, 1684608965), (13, 1555023660), (15, 1347687172), (17, 1189135740), (20, 1010765379), (26, 777511830), (30, 673843586), (34, 594567870), (39, 518341220), (51, 396378580), (52, 388755915), (60, 336921793), (65, 311004732), (68, 297283935), (78, 259170610), (85, 237827148), (102, 198189290), (130, 155502366), (156, 129585305), (170, 118913574), (195, 103668244), (204, 99094645), (221, 91471980), (255, 79275716), (260, 77751183), (340, 59456787), (390, 51834122), (442, 45735990), (510, 39637858), (663, 30490660), (780, 25917061), (884, 22867995), (1020, 19818929), (1105, 18294396), (1326, 15245330), (2210, 9147198), (2652, 7622665), (3315, 6098132), (4420, 4573599), (6630, 3049066), (13260, 1524533)]