478995880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{35117}}^1$

素因数の和:35170

約数の個数: 64

約数和(自身を含む): 1213678080

約数和(自身を除く): 734682200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 6820, 13640, 35117, 70234, 140468, 175585, 280936, 351170, 386287, 702340, 772574, 1088627, 1404680, 1545148, 1931435, 2177254, 3090296, 3862870, 4354508, 5443135, 7725740, 8709016, 10886270, 11974897, 15451480, 21772540, 23949794, 43545080, 47899588, 59874485, 95799176, 119748970, 239497940, 478995880]

約数ペア:

[(1, 478995880), (2, 239497940), (4, 119748970), (5, 95799176), (8, 59874485), (10, 47899588), (11, 43545080), (20, 23949794), (22, 21772540), (31, 15451480), (40, 11974897), (44, 10886270), (55, 8709016), (62, 7725740), (88, 5443135), (110, 4354508), (124, 3862870), (155, 3090296), (220, 2177254), (248, 1931435), (310, 1545148), (341, 1404680), (440, 1088627), (620, 772574), (682, 702340), (1240, 386287), (1364, 351170), (1705, 280936), (2728, 175585), (3410, 140468), (6820, 70234), (13640, 35117)]