30985990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1933}}^1$

素因数の和:2176

約数の個数: 32

約数和(自身を含む): 64054080

約数和(自身を除く): 33068090

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 229, 458, 1145, 1603, 1933, 2290, 3206, 3866, 8015, 9665, 13531, 16030, 19330, 27062, 67655, 135310, 442657, 885314, 2213285, 3098599, 4426570, 6197198, 15492995, 30985990]

約数ペア:

[(1, 30985990), (2, 15492995), (5, 6197198), (7, 4426570), (10, 3098599), (14, 2213285), (35, 885314), (70, 442657), (229, 135310), (458, 67655), (1145, 27062), (1603, 19330), (1933, 16030), (2290, 13531), (3206, 9665), (3866, 8015)]