38115920

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:292

約数の個数: 80

約数和(自身を含む): 92732160

約数和(自身を除く): 54616240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 79, 80, 148, 158, 163, 185, 296, 316, 326, 370, 395, 592, 632, 652, 740, 790, 815, 1264, 1304, 1480, 1580, 1630, 2608, 2923, 2960, 3160, 3260, 5846, 6031, 6320, 6520, 11692, 12062, 12877, 13040, 14615, 23384, 24124, 25754, 29230, 30155, 46768, 48248, 51508, 58460, 60310, 64385, 96496, 103016, 116920, 120620, 128770, 206032, 233840, 241240, 257540, 476449, 482480, 515080, 952898, 1030160, 1905796, 2382245, 3811592, 4764490, 7623184, 9528980, 19057960, 38115920]

約数ペア:

[(1, 38115920), (2, 19057960), (4, 9528980), (5, 7623184), (8, 4764490), (10, 3811592), (16, 2382245), (20, 1905796), (37, 1030160), (40, 952898), (74, 515080), (79, 482480), (80, 476449), (148, 257540), (158, 241240), (163, 233840), (185, 206032), (296, 128770), (316, 120620), (326, 116920), (370, 103016), (395, 96496), (592, 64385), (632, 60310), (652, 58460), (740, 51508), (790, 48248), (815, 46768), (1264, 30155), (1304, 29230), (1480, 25754), (1580, 24124), (1630, 23384), (2608, 14615), (2923, 13040), (2960, 12877), (3160, 12062), (3260, 11692), (5846, 6520), (6031, 6320)]