40967680

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1231}}^1$

素因数の和:1267

約数の個数: 80

約数和(自身を含む): 105868224

約数和(自身を除く): 64900544

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1040, 1231, 1280, 1664, 2080, 2462, 2560, 3328, 4160, 4924, 6155, 6656, 8320, 9848, 12310, 16003, 16640, 19696, 24620, 32006, 33280, 39392, 49240, 64012, 78784, 80015, 98480, 128024, 157568, 160030, 196960, 256048, 315136, 320060, 393920, 512096, 630272, 640120, 787840, 1024192, 1280240, 1575680, 2048384, 2560480, 3151360, 4096768, 5120960, 8193536, 10241920, 20483840, 40967680]

約数ペア:

[(1, 40967680), (2, 20483840), (4, 10241920), (5, 8193536), (8, 5120960), (10, 4096768), (13, 3151360), (16, 2560480), (20, 2048384), (26, 1575680), (32, 1280240), (40, 1024192), (52, 787840), (64, 640120), (65, 630272), (80, 512096), (104, 393920), (128, 320060), (130, 315136), (160, 256048), (208, 196960), (256, 160030), (260, 157568), (320, 128024), (416, 98480), (512, 80015), (520, 78784), (640, 64012), (832, 49240), (1040, 39392), (1231, 33280), (1280, 32006), (1664, 24620), (2080, 19696), (2462, 16640), (2560, 16003), (3328, 12310), (4160, 9848), (4924, 8320), (6155, 6656)]