1570574620

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1\times {\mathrm{2539}}^1$

素因数の和:2902

約数の個数: 48

約数和(自身を含む): 3337377120

約数和(自身を除く): 1766802500

約数列:

[1, 2, 4, 5, 10, 20, 157, 197, 314, 394, 628, 785, 788, 985, 1570, 1970, 2539, 3140, 3940, 5078, 10156, 12695, 25390, 30929, 50780, 61858, 123716, 154645, 309290, 398623, 500183, 618580, 797246, 1000366, 1594492, 1993115, 2000732, 2500915, 3986230, 5001830, 7972460, 10003660, 78528731, 157057462, 314114924, 392643655, 785287310, 1570574620]

約数ペア:

[(1, 1570574620), (2, 785287310), (4, 392643655), (5, 314114924), (10, 157057462), (20, 78528731), (157, 10003660), (197, 7972460), (314, 5001830), (394, 3986230), (628, 2500915), (785, 2000732), (788, 1993115), (985, 1594492), (1570, 1000366), (1970, 797246), (2539, 618580), (3140, 500183), (3940, 398623), (5078, 309290), (10156, 154645), (12695, 123716), (25390, 61858), (30929, 50780)]