13490560

素因数分解:

$2^7\times 5^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 32717520

約数和(自身を除く): 19226960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 128, 160, 197, 214, 320, 394, 428, 535, 640, 788, 856, 985, 1070, 1576, 1712, 1970, 2140, 3152, 3424, 3940, 4280, 6304, 6848, 7880, 8560, 12608, 13696, 15760, 17120, 21079, 25216, 31520, 34240, 42158, 63040, 68480, 84316, 105395, 126080, 168632, 210790, 337264, 421580, 674528, 843160, 1349056, 1686320, 2698112, 3372640, 6745280, 13490560]

約数ペア:

[(1, 13490560), (2, 6745280), (4, 3372640), (5, 2698112), (8, 1686320), (10, 1349056), (16, 843160), (20, 674528), (32, 421580), (40, 337264), (64, 210790), (80, 168632), (107, 126080), (128, 105395), (160, 84316), (197, 68480), (214, 63040), (320, 42158), (394, 34240), (428, 31520), (535, 25216), (640, 21079), (788, 17120), (856, 15760), (985, 13696), (1070, 12608), (1576, 8560), (1712, 7880), (1970, 6848), (2140, 6304), (3152, 4280), (3424, 3940)]