1028405360

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{101221}}^1$

素因数の和:101361

約数の個数: 40

約数和(自身を含む): 2409893376

約数和(自身を除く): 1381488016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 101221, 202442, 404884, 506105, 809768, 1012210, 1619536, 2024420, 4048840, 8097680, 12855067, 25710134, 51420268, 64275335, 102840536, 128550670, 205681072, 257101340, 514202680, 1028405360]

約数ペア:

[(1, 1028405360), (2, 514202680), (4, 257101340), (5, 205681072), (8, 128550670), (10, 102840536), (16, 64275335), (20, 51420268), (40, 25710134), (80, 12855067), (127, 8097680), (254, 4048840), (508, 2024420), (635, 1619536), (1016, 1012210), (1270, 809768), (2032, 506105), (2540, 404884), (5080, 202442), (10160, 101221)]