21824450

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:347

約数の個数: 48

約数和(自身を含む): 42747264

約数和(自身を除く): 20922814

約数列:

[1, 2, 5, 10, 25, 37, 47, 50, 74, 94, 185, 235, 251, 370, 470, 502, 925, 1175, 1255, 1739, 1850, 2350, 2510, 3478, 6275, 8695, 9287, 11797, 12550, 17390, 18574, 23594, 43475, 46435, 58985, 86950, 92870, 117970, 232175, 294925, 436489, 464350, 589850, 872978, 2182445, 4364890, 10912225, 21824450]

約数ペア:

[(1, 21824450), (2, 10912225), (5, 4364890), (10, 2182445), (25, 872978), (37, 589850), (47, 464350), (50, 436489), (74, 294925), (94, 232175), (185, 117970), (235, 92870), (251, 86950), (370, 58985), (470, 46435), (502, 43475), (925, 23594), (1175, 18574), (1255, 17390), (1739, 12550), (1850, 11797), (2350, 9287), (2510, 8695), (3478, 6275)]