21852200

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{2953}}^1$

素因数の和:3006

約数の個数: 48

約数和(自身を含む): 52197180

約数和(自身を除く): 30344980

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 148, 185, 200, 296, 370, 740, 925, 1480, 1850, 2953, 3700, 5906, 7400, 11812, 14765, 23624, 29530, 59060, 73825, 109261, 118120, 147650, 218522, 295300, 437044, 546305, 590600, 874088, 1092610, 2185220, 2731525, 4370440, 5463050, 10926100, 21852200]

約数ペア:

[(1, 21852200), (2, 10926100), (4, 5463050), (5, 4370440), (8, 2731525), (10, 2185220), (20, 1092610), (25, 874088), (37, 590600), (40, 546305), (50, 437044), (74, 295300), (100, 218522), (148, 147650), (185, 118120), (200, 109261), (296, 73825), (370, 59060), (740, 29530), (925, 23624), (1480, 14765), (1850, 11812), (2953, 7400), (3700, 5906)]