30848860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1231}}^1$

素因数の和:1426

約数の個数: 48

約数和(自身を含む): 74511360

約数和(自身を除く): 43662500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 179, 358, 716, 895, 1231, 1253, 1790, 2462, 2506, 3580, 4924, 5012, 6155, 6265, 8617, 12310, 12530, 17234, 24620, 25060, 34468, 43085, 86170, 172340, 220349, 440698, 881396, 1101745, 1542443, 2203490, 3084886, 4406980, 6169772, 7712215, 15424430, 30848860]

約数ペア:

[(1, 30848860), (2, 15424430), (4, 7712215), (5, 6169772), (7, 4406980), (10, 3084886), (14, 2203490), (20, 1542443), (28, 1101745), (35, 881396), (70, 440698), (140, 220349), (179, 172340), (358, 86170), (716, 43085), (895, 34468), (1231, 25060), (1253, 24620), (1790, 17234), (2462, 12530), (2506, 12310), (3580, 8617), (4924, 6265), (5012, 6155)]