2912481620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{56597}}^1$

素因数の和:56720

約数の個数: 48

約数和(自身を含む): 6389687808

約数和(自身を除く): 3477206188

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 83, 124, 155, 166, 310, 332, 415, 620, 830, 1660, 2573, 5146, 10292, 12865, 25730, 51460, 56597, 113194, 226388, 282985, 565970, 1131940, 1754507, 3509014, 4697551, 7018028, 8772535, 9395102, 17545070, 18790204, 23487755, 35090140, 46975510, 93951020, 145624081, 291248162, 582496324, 728120405, 1456240810, 2912481620]

約数ペア:

[(1, 2912481620), (2, 1456240810), (4, 728120405), (5, 582496324), (10, 291248162), (20, 145624081), (31, 93951020), (62, 46975510), (83, 35090140), (124, 23487755), (155, 18790204), (166, 17545070), (310, 9395102), (332, 8772535), (415, 7018028), (620, 4697551), (830, 3509014), (1660, 1754507), (2573, 1131940), (5146, 565970), (10292, 282985), (12865, 226388), (25730, 113194), (51460, 56597)]