307777970

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1\times {\mathrm{1237}}^1$

素因数の和:1562

約数の個数: 32

約数和(自身を含む): 561556800

約数和(自身を除く): 253778830

約数列:

[1, 2, 5, 10, 139, 179, 278, 358, 695, 895, 1237, 1390, 1790, 2474, 6185, 12370, 24881, 49762, 124405, 171943, 221423, 248810, 343886, 442846, 859715, 1107115, 1719430, 2214230, 30777797, 61555594, 153888985, 307777970]

約数ペア:

[(1, 307777970), (2, 153888985), (5, 61555594), (10, 30777797), (139, 2214230), (179, 1719430), (278, 1107115), (358, 859715), (695, 442846), (895, 343886), (1237, 248810), (1390, 221423), (1790, 171943), (2474, 124405), (6185, 49762), (12370, 24881)]