520035940

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{2719}}^1$

素因数の和:2932

約数の個数: 48

約数和(自身を含む): 1115896320

約数和(自身を除く): 595860380

約数列:

[1, 2, 4, 5, 10, 20, 73, 131, 146, 262, 292, 365, 524, 655, 730, 1310, 1460, 2620, 2719, 5438, 9563, 10876, 13595, 19126, 27190, 38252, 47815, 54380, 95630, 191260, 198487, 356189, 396974, 712378, 793948, 992435, 1424756, 1780945, 1984870, 3561890, 3969740, 7123780, 26001797, 52003594, 104007188, 130008985, 260017970, 520035940]

約数ペア:

[(1, 520035940), (2, 260017970), (4, 130008985), (5, 104007188), (10, 52003594), (20, 26001797), (73, 7123780), (131, 3969740), (146, 3561890), (262, 1984870), (292, 1780945), (365, 1424756), (524, 992435), (655, 793948), (730, 712378), (1310, 396974), (1460, 356189), (2620, 198487), (2719, 191260), (5438, 95630), (9563, 54380), (10876, 47815), (13595, 38252), (19126, 27190)]