1257880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:124

約数の個数: 64

約数和(自身を含む): 3175200

約数和(自身を除く): 1917320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 59, 65, 82, 104, 118, 130, 164, 205, 236, 260, 295, 328, 410, 472, 520, 533, 590, 767, 820, 1066, 1180, 1534, 1640, 2132, 2360, 2419, 2665, 3068, 3835, 4264, 4838, 5330, 6136, 7670, 9676, 10660, 12095, 15340, 19352, 21320, 24190, 30680, 31447, 48380, 62894, 96760, 125788, 157235, 251576, 314470, 628940, 1257880]

約数ペア:

[(1, 1257880), (2, 628940), (4, 314470), (5, 251576), (8, 157235), (10, 125788), (13, 96760), (20, 62894), (26, 48380), (40, 31447), (41, 30680), (52, 24190), (59, 21320), (65, 19352), (82, 15340), (104, 12095), (118, 10660), (130, 9676), (164, 7670), (205, 6136), (236, 5330), (260, 4838), (295, 4264), (328, 3835), (410, 3068), (472, 2665), (520, 2419), (533, 2360), (590, 2132), (767, 1640), (820, 1534), (1066, 1180)]