39989870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{9151}}^1$

素因数の和:9200

約数の個数: 32

約数和(自身を含む): 79073280

約数和(自身を除く): 39083410

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 9151, 18302, 45755, 91510, 173869, 210473, 347738, 420946, 869345, 1052365, 1738690, 2104730, 3998987, 7997974, 19994935, 39989870]

約数ペア:

[(1, 39989870), (2, 19994935), (5, 7997974), (10, 3998987), (19, 2104730), (23, 1738690), (38, 1052365), (46, 869345), (95, 420946), (115, 347738), (190, 210473), (230, 173869), (437, 91510), (874, 45755), (2185, 18302), (4370, 9151)]