1970540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1$

素因数の和:99

約数の個数: 72

約数和(自身を含む): 4980528

約数和(自身を除く): 3009988

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 53, 55, 65, 106, 110, 130, 143, 169, 212, 220, 260, 265, 286, 338, 530, 572, 583, 676, 689, 715, 845, 1060, 1166, 1378, 1430, 1690, 1859, 2332, 2756, 2860, 2915, 3380, 3445, 3718, 5830, 6890, 7436, 7579, 8957, 9295, 11660, 13780, 15158, 17914, 18590, 30316, 35828, 37180, 37895, 44785, 75790, 89570, 98527, 151580, 179140, 197054, 394108, 492635, 985270, 1970540]

約数ペア:

[(1, 1970540), (2, 985270), (4, 492635), (5, 394108), (10, 197054), (11, 179140), (13, 151580), (20, 98527), (22, 89570), (26, 75790), (44, 44785), (52, 37895), (53, 37180), (55, 35828), (65, 30316), (106, 18590), (110, 17914), (130, 15158), (143, 13780), (169, 11660), (212, 9295), (220, 8957), (260, 7579), (265, 7436), (286, 6890), (338, 5830), (530, 3718), (572, 3445), (583, 3380), (676, 2915), (689, 2860), (715, 2756), (845, 2332), (1060, 1859), (1166, 1690), (1378, 1430)]