13072760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 31449600

約数和(自身を除く): 18376840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 103, 152, 167, 190, 206, 334, 380, 412, 515, 668, 760, 824, 835, 1030, 1336, 1670, 1957, 2060, 3173, 3340, 3914, 4120, 6346, 6680, 7828, 9785, 12692, 15656, 15865, 17201, 19570, 25384, 31730, 34402, 39140, 63460, 68804, 78280, 86005, 126920, 137608, 172010, 326819, 344020, 653638, 688040, 1307276, 1634095, 2614552, 3268190, 6536380, 13072760]

約数ペア:

[(1, 13072760), (2, 6536380), (4, 3268190), (5, 2614552), (8, 1634095), (10, 1307276), (19, 688040), (20, 653638), (38, 344020), (40, 326819), (76, 172010), (95, 137608), (103, 126920), (152, 86005), (167, 78280), (190, 68804), (206, 63460), (334, 39140), (380, 34402), (412, 31730), (515, 25384), (668, 19570), (760, 17201), (824, 15865), (835, 15656), (1030, 12692), (1336, 9785), (1670, 7828), (1957, 6680), (2060, 6346), (3173, 4120), (3340, 3914)]