20614370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1019}}^1$

素因数の和:1067

約数の個数: 48

約数和(自身を含む): 45092160

約数和(自身を除く): 24477790

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 289, 578, 595, 1019, 1190, 1445, 2023, 2038, 2890, 4046, 5095, 7133, 10115, 10190, 14266, 17323, 20230, 34646, 35665, 71330, 86615, 121261, 173230, 242522, 294491, 588982, 606305, 1212610, 1472455, 2061437, 2944910, 4122874, 10307185, 20614370]

約数ペア:

[(1, 20614370), (2, 10307185), (5, 4122874), (7, 2944910), (10, 2061437), (14, 1472455), (17, 1212610), (34, 606305), (35, 588982), (70, 294491), (85, 242522), (119, 173230), (170, 121261), (238, 86615), (289, 71330), (578, 35665), (595, 34646), (1019, 20230), (1190, 17323), (1445, 14266), (2023, 10190), (2038, 10115), (2890, 7133), (4046, 5095)]