15980030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2741}}^1$

素因数の和:2812

約数の個数: 32

約数和(自身を含む): 31982688

約数和(自身を除く): 16002658

約数列:

[1, 2, 5, 10, 11, 22, 53, 55, 106, 110, 265, 530, 583, 1166, 2741, 2915, 5482, 5830, 13705, 27410, 30151, 60302, 145273, 150755, 290546, 301510, 726365, 1452730, 1598003, 3196006, 7990015, 15980030]

約数ペア:

[(1, 15980030), (2, 7990015), (5, 3196006), (10, 1598003), (11, 1452730), (22, 726365), (53, 301510), (55, 290546), (106, 150755), (110, 145273), (265, 60302), (530, 30151), (583, 27410), (1166, 13705), (2741, 5830), (2915, 5482)]