12540090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9721}}^1$

素因数の和:9774

約数の個数: 32

約数和(自身を含む): 30799296

約数和(自身を除く): 18259206

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 9721, 19442, 29163, 48605, 58326, 97210, 145815, 291630, 418003, 836006, 1254009, 2090015, 2508018, 4180030, 6270045, 12540090]

約数ペア:

[(1, 12540090), (2, 6270045), (3, 4180030), (5, 2508018), (6, 2090015), (10, 1254009), (15, 836006), (30, 418003), (43, 291630), (86, 145815), (129, 97210), (215, 58326), (258, 48605), (430, 29163), (645, 19442), (1290, 9721)]