27910480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{571}}^1$

素因数の和:644

約数の個数: 80

約数和(自身を含む): 71495424

約数和(自身を除く): 43584944

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 104, 130, 188, 208, 235, 260, 376, 470, 520, 571, 611, 752, 940, 1040, 1142, 1222, 1880, 2284, 2444, 2855, 3055, 3760, 4568, 4888, 5710, 6110, 7423, 9136, 9776, 11420, 12220, 14846, 22840, 24440, 26837, 29692, 37115, 45680, 48880, 53674, 59384, 74230, 107348, 118768, 134185, 148460, 214696, 268370, 296920, 348881, 429392, 536740, 593840, 697762, 1073480, 1395524, 1744405, 2146960, 2791048, 3488810, 5582096, 6977620, 13955240, 27910480]

約数ペア:

[(1, 27910480), (2, 13955240), (4, 6977620), (5, 5582096), (8, 3488810), (10, 2791048), (13, 2146960), (16, 1744405), (20, 1395524), (26, 1073480), (40, 697762), (47, 593840), (52, 536740), (65, 429392), (80, 348881), (94, 296920), (104, 268370), (130, 214696), (188, 148460), (208, 134185), (235, 118768), (260, 107348), (376, 74230), (470, 59384), (520, 53674), (571, 48880), (611, 45680), (752, 37115), (940, 29692), (1040, 26837), (1142, 24440), (1222, 22840), (1880, 14846), (2284, 12220), (2444, 11420), (2855, 9776), (3055, 9136), (3760, 7423), (4568, 6110), (4888, 5710)]