72946180

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{383}}^1$

素因数の和:588

約数の個数: 48

約数和(自身を含む): 156764160

約数和(自身を除く): 83817980

約数列:

[1, 2, 4, 5, 10, 20, 89, 107, 178, 214, 356, 383, 428, 445, 535, 766, 890, 1070, 1532, 1780, 1915, 2140, 3830, 7660, 9523, 19046, 34087, 38092, 40981, 47615, 68174, 81962, 95230, 136348, 163924, 170435, 190460, 204905, 340870, 409810, 681740, 819620, 3647309, 7294618, 14589236, 18236545, 36473090, 72946180]

約数ペア:

[(1, 72946180), (2, 36473090), (4, 18236545), (5, 14589236), (10, 7294618), (20, 3647309), (89, 819620), (107, 681740), (178, 409810), (214, 340870), (356, 204905), (383, 190460), (428, 170435), (445, 163924), (535, 136348), (766, 95230), (890, 81962), (1070, 68174), (1532, 47615), (1780, 40981), (1915, 38092), (2140, 34087), (3830, 19046), (7660, 9523)]