220750540

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{3217}}^1$

素因数の和:3346

約数の個数: 48

約数和(自身を含む): 480074112

約数和(自身を除く): 259323572

約数列:

[1, 2, 4, 5, 10, 20, 47, 73, 94, 146, 188, 235, 292, 365, 470, 730, 940, 1460, 3217, 3431, 6434, 6862, 12868, 13724, 16085, 17155, 32170, 34310, 64340, 68620, 151199, 234841, 302398, 469682, 604796, 755995, 939364, 1174205, 1511990, 2348410, 3023980, 4696820, 11037527, 22075054, 44150108, 55187635, 110375270, 220750540]

約数ペア:

[(1, 220750540), (2, 110375270), (4, 55187635), (5, 44150108), (10, 22075054), (20, 11037527), (47, 4696820), (73, 3023980), (94, 2348410), (146, 1511990), (188, 1174205), (235, 939364), (292, 755995), (365, 604796), (470, 469682), (730, 302398), (940, 234841), (1460, 151199), (3217, 68620), (3431, 64340), (6434, 34310), (6862, 32170), (12868, 17155), (13724, 16085)]