28011420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17291}}^1$

素因数の和:17312

約数の個数: 60

約数和(自身を含む): 87877944

約数和(自身を除く): 59866524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 17291, 34582, 51873, 69164, 86455, 103746, 155619, 172910, 207492, 259365, 311238, 345820, 466857, 518730, 622476, 778095, 933714, 1037460, 1400571, 1556190, 1867428, 2334285, 2801142, 3112380, 4668570, 5602284, 7002855, 9337140, 14005710, 28011420]

約数ペア:

[(1, 28011420), (2, 14005710), (3, 9337140), (4, 7002855), (5, 5602284), (6, 4668570), (9, 3112380), (10, 2801142), (12, 2334285), (15, 1867428), (18, 1556190), (20, 1400571), (27, 1037460), (30, 933714), (36, 778095), (45, 622476), (54, 518730), (60, 466857), (81, 345820), (90, 311238), (108, 259365), (135, 207492), (162, 172910), (180, 155619), (270, 103746), (324, 86455), (405, 69164), (540, 51873), (810, 34582), (1620, 17291)]