54704740

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:592

約数の個数: 48

約数和(自身を含む): 118041840

約数和(自身を除く): 63337100

約数列:

[1, 2, 4, 5, 10, 20, 73, 89, 146, 178, 292, 356, 365, 421, 445, 730, 842, 890, 1460, 1684, 1780, 2105, 4210, 6497, 8420, 12994, 25988, 30733, 32485, 37469, 61466, 64970, 74938, 122932, 129940, 149876, 153665, 187345, 307330, 374690, 614660, 749380, 2735237, 5470474, 10940948, 13676185, 27352370, 54704740]

約数ペア:

[(1, 54704740), (2, 27352370), (4, 13676185), (5, 10940948), (10, 5470474), (20, 2735237), (73, 749380), (89, 614660), (146, 374690), (178, 307330), (292, 187345), (356, 153665), (365, 149876), (421, 129940), (445, 122932), (730, 74938), (842, 64970), (890, 61466), (1460, 37469), (1684, 32485), (1780, 30733), (2105, 25988), (4210, 12994), (6497, 8420)]