879615080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{1693}}^1$

素因数の和:2154

約数の個数: 64

約数和(自身を含む): 2049062400

約数和(自身を除く): 1169447320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 419, 620, 838, 1240, 1676, 1693, 2095, 3352, 3386, 4190, 6772, 8380, 8465, 12989, 13544, 16760, 16930, 25978, 33860, 51956, 52483, 64945, 67720, 103912, 104966, 129890, 209932, 259780, 262415, 419864, 519560, 524830, 709367, 1049660, 1418734, 2099320, 2837468, 3546835, 5674936, 7093670, 14187340, 21990377, 28374680, 43980754, 87961508, 109951885, 175923016, 219903770, 439807540, 879615080]

約数ペア:

[(1, 879615080), (2, 439807540), (4, 219903770), (5, 175923016), (8, 109951885), (10, 87961508), (20, 43980754), (31, 28374680), (40, 21990377), (62, 14187340), (124, 7093670), (155, 5674936), (248, 3546835), (310, 2837468), (419, 2099320), (620, 1418734), (838, 1049660), (1240, 709367), (1676, 524830), (1693, 519560), (2095, 419864), (3352, 262415), (3386, 259780), (4190, 209932), (6772, 129890), (8380, 104966), (8465, 103912), (12989, 67720), (13544, 64945), (16760, 52483), (16930, 51956), (25978, 33860)]