20831550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{113}}^1\times {\mathrm{1229}}^1$

素因数の和:1357

約数の個数: 48

約数和(自身を含む): 52161840

約数和(自身を除く): 31330290

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 113, 150, 226, 339, 565, 678, 1130, 1229, 1695, 2458, 2825, 3390, 3687, 5650, 6145, 7374, 8475, 12290, 16950, 18435, 30725, 36870, 61450, 92175, 138877, 184350, 277754, 416631, 694385, 833262, 1388770, 2083155, 3471925, 4166310, 6943850, 10415775, 20831550]

約数ペア:

[(1, 20831550), (2, 10415775), (3, 6943850), (5, 4166310), (6, 3471925), (10, 2083155), (15, 1388770), (25, 833262), (30, 694385), (50, 416631), (75, 277754), (113, 184350), (150, 138877), (226, 92175), (339, 61450), (565, 36870), (678, 30725), (1130, 18435), (1229, 16950), (1695, 12290), (2458, 8475), (2825, 7374), (3390, 6145), (3687, 5650)]