40193840

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^2\times {\mathrm{367}}^1$

素因数の和:454

約数の個数: 60

約数和(自身を含む): 96306336

約数和(自身を除く): 56112496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 367, 370, 592, 734, 740, 1369, 1468, 1480, 1835, 2738, 2936, 2960, 3670, 5476, 5872, 6845, 7340, 10952, 13579, 13690, 14680, 21904, 27158, 27380, 29360, 54316, 54760, 67895, 108632, 109520, 135790, 217264, 271580, 502423, 543160, 1004846, 1086320, 2009692, 2512115, 4019384, 5024230, 8038768, 10048460, 20096920, 40193840]

約数ペア:

[(1, 40193840), (2, 20096920), (4, 10048460), (5, 8038768), (8, 5024230), (10, 4019384), (16, 2512115), (20, 2009692), (37, 1086320), (40, 1004846), (74, 543160), (80, 502423), (148, 271580), (185, 217264), (296, 135790), (367, 109520), (370, 108632), (592, 67895), (734, 54760), (740, 54316), (1369, 29360), (1468, 27380), (1480, 27158), (1835, 21904), (2738, 14680), (2936, 13690), (2960, 13579), (3670, 10952), (5476, 7340), (5872, 6845)]