20560440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5527}}^1$

素因数の和:5572

約数の個数: 64

約数和(自身を含む): 63682560

約数和(自身を除く): 43122120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 5527, 11054, 16581, 22108, 27635, 33162, 44216, 55270, 66324, 82905, 110540, 132648, 165810, 171337, 221080, 331620, 342674, 514011, 663240, 685348, 856685, 1028022, 1370696, 1713370, 2056044, 2570055, 3426740, 4112088, 5140110, 6853480, 10280220, 20560440]

約数ペア:

[(1, 20560440), (2, 10280220), (3, 6853480), (4, 5140110), (5, 4112088), (6, 3426740), (8, 2570055), (10, 2056044), (12, 1713370), (15, 1370696), (20, 1028022), (24, 856685), (30, 685348), (31, 663240), (40, 514011), (60, 342674), (62, 331620), (93, 221080), (120, 171337), (124, 165810), (155, 132648), (186, 110540), (248, 82905), (310, 66324), (372, 55270), (465, 44216), (620, 33162), (744, 27635), (930, 22108), (1240, 16581), (1860, 11054), (3720, 5527)]