1337778880

素因数分解:

$2^6\times 5^1\times {\mathrm{1621}}^1\times {\mathrm{2579}}^1$

素因数の和:4217

約数の個数: 56

約数和(自身を含む): 3188787120

約数和(自身を除く): 1851008240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1621, 2579, 3242, 5158, 6484, 8105, 10316, 12895, 12968, 16210, 20632, 25790, 25936, 32420, 41264, 51580, 51872, 64840, 82528, 103160, 103744, 129680, 165056, 206320, 259360, 412640, 518720, 825280, 4180559, 8361118, 16722236, 20902795, 33444472, 41805590, 66888944, 83611180, 133777888, 167222360, 267555776, 334444720, 668889440, 1337778880]

約数ペア:

[(1, 1337778880), (2, 668889440), (4, 334444720), (5, 267555776), (8, 167222360), (10, 133777888), (16, 83611180), (20, 66888944), (32, 41805590), (40, 33444472), (64, 20902795), (80, 16722236), (160, 8361118), (320, 4180559), (1621, 825280), (2579, 518720), (3242, 412640), (5158, 259360), (6484, 206320), (8105, 165056), (10316, 129680), (12895, 103744), (12968, 103160), (16210, 82528), (20632, 64840), (25790, 51872), (25936, 51580), (32420, 41264)]