315451960

素因数分解:

$2^3\times 5^1\times {\mathrm{2711}}^1\times {\mathrm{2909}}^1$

素因数の和:5631

約数の個数: 32

約数和(自身を含む): 710272800

約数和(自身を除く): 394820840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2711, 2909, 5422, 5818, 10844, 11636, 13555, 14545, 21688, 23272, 27110, 29090, 54220, 58180, 108440, 116360, 7886299, 15772598, 31545196, 39431495, 63090392, 78862990, 157725980, 315451960]

約数ペア:

[(1, 315451960), (2, 157725980), (4, 78862990), (5, 63090392), (8, 39431495), (10, 31545196), (20, 15772598), (40, 7886299), (2711, 116360), (2909, 108440), (5422, 58180), (5818, 54220), (10844, 29090), (11636, 27110), (13555, 23272), (14545, 21688)]