2884020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{677}}^1$

素因数の和:760

約数の個数: 48

約数和(自身を含む): 8201088

約数和(自身を除く): 5317068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 677, 710, 852, 1065, 1354, 1420, 2031, 2130, 2708, 3385, 4062, 4260, 6770, 8124, 10155, 13540, 20310, 40620, 48067, 96134, 144201, 192268, 240335, 288402, 480670, 576804, 721005, 961340, 1442010, 2884020]

約数ペア:

[(1, 2884020), (2, 1442010), (3, 961340), (4, 721005), (5, 576804), (6, 480670), (10, 288402), (12, 240335), (15, 192268), (20, 144201), (30, 96134), (60, 48067), (71, 40620), (142, 20310), (213, 13540), (284, 10155), (355, 8124), (426, 6770), (677, 4260), (710, 4062), (852, 3385), (1065, 2708), (1354, 2130), (1420, 2031)]