2439660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{557}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 6937056

約数和(自身を除く): 4497396

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 557, 730, 876, 1095, 1114, 1460, 1671, 2190, 2228, 2785, 3342, 4380, 5570, 6684, 8355, 11140, 16710, 33420, 40661, 81322, 121983, 162644, 203305, 243966, 406610, 487932, 609915, 813220, 1219830, 2439660]

約数ペア:

[(1, 2439660), (2, 1219830), (3, 813220), (4, 609915), (5, 487932), (6, 406610), (10, 243966), (12, 203305), (15, 162644), (20, 121983), (30, 81322), (60, 40661), (73, 33420), (146, 16710), (219, 11140), (292, 8355), (365, 6684), (438, 5570), (557, 4380), (730, 3342), (876, 2785), (1095, 2228), (1114, 2190), (1460, 1671)]