123847220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{16691}}^1$

素因数の和:16760

約数の個数: 48

約数和(自身を含む): 302859648

約数和(自身を除く): 179012428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 16691, 33382, 66764, 83455, 116837, 166910, 233674, 333820, 467348, 584185, 884623, 1168370, 1769246, 2336740, 3538492, 4423115, 6192361, 8846230, 12384722, 17692460, 24769444, 30961805, 61923610, 123847220]

約数ペア:

[(1, 123847220), (2, 61923610), (4, 30961805), (5, 24769444), (7, 17692460), (10, 12384722), (14, 8846230), (20, 6192361), (28, 4423115), (35, 3538492), (53, 2336740), (70, 1769246), (106, 1168370), (140, 884623), (212, 584185), (265, 467348), (371, 333820), (530, 233674), (742, 166910), (1060, 116837), (1484, 83455), (1855, 66764), (3710, 33382), (7420, 16691)]