8742840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1777}}^1$

素因数の和:1832

約数の個数: 64

約数和(自身を含む): 26883360

約数和(自身を除く): 18140520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 1777, 2460, 3554, 4920, 5331, 7108, 8885, 10662, 14216, 17770, 21324, 26655, 35540, 42648, 53310, 71080, 72857, 106620, 145714, 213240, 218571, 291428, 364285, 437142, 582856, 728570, 874284, 1092855, 1457140, 1748568, 2185710, 2914280, 4371420, 8742840]

約数ペア:

[(1, 8742840), (2, 4371420), (3, 2914280), (4, 2185710), (5, 1748568), (6, 1457140), (8, 1092855), (10, 874284), (12, 728570), (15, 582856), (20, 437142), (24, 364285), (30, 291428), (40, 218571), (41, 213240), (60, 145714), (82, 106620), (120, 72857), (123, 71080), (164, 53310), (205, 42648), (246, 35540), (328, 26655), (410, 21324), (492, 17770), (615, 14216), (820, 10662), (984, 8885), (1230, 7108), (1640, 5331), (1777, 4920), (2460, 3554)]