13580440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{167}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 32659200

約数和(自身を除く): 19078760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 107, 152, 167, 190, 214, 334, 380, 428, 535, 668, 760, 835, 856, 1070, 1336, 1670, 2033, 2140, 3173, 3340, 4066, 4280, 6346, 6680, 8132, 10165, 12692, 15865, 16264, 17869, 20330, 25384, 31730, 35738, 40660, 63460, 71476, 81320, 89345, 126920, 142952, 178690, 339511, 357380, 679022, 714760, 1358044, 1697555, 2716088, 3395110, 6790220, 13580440]

約数ペア:

[(1, 13580440), (2, 6790220), (4, 3395110), (5, 2716088), (8, 1697555), (10, 1358044), (19, 714760), (20, 679022), (38, 357380), (40, 339511), (76, 178690), (95, 142952), (107, 126920), (152, 89345), (167, 81320), (190, 71476), (214, 63460), (334, 40660), (380, 35738), (428, 31730), (535, 25384), (668, 20330), (760, 17869), (835, 16264), (856, 15865), (1070, 12692), (1336, 10165), (1670, 8132), (2033, 6680), (2140, 6346), (3173, 4280), (3340, 4066)]