4444140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4357}}^1$

素因数の和:4386

約数の個数: 48

約数和(自身を含む): 13178592

約数和(自身を除く): 8734452

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 4357, 8714, 13071, 17428, 21785, 26142, 43570, 52284, 65355, 74069, 87140, 130710, 148138, 222207, 261420, 296276, 370345, 444414, 740690, 888828, 1111035, 1481380, 2222070, 4444140]

約数ペア:

[(1, 4444140), (2, 2222070), (3, 1481380), (4, 1111035), (5, 888828), (6, 740690), (10, 444414), (12, 370345), (15, 296276), (17, 261420), (20, 222207), (30, 148138), (34, 130710), (51, 87140), (60, 74069), (68, 65355), (85, 52284), (102, 43570), (170, 26142), (204, 21785), (255, 17428), (340, 13071), (510, 8714), (1020, 4357)]