12952420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1607}}^1$

素因数の和:1660

約数の個数: 48

約数和(自身を含む): 30256128

約数和(自身を除く): 17303708

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1607, 1612, 2015, 3214, 4030, 6428, 8035, 8060, 16070, 20891, 32140, 41782, 49817, 83564, 99634, 104455, 199268, 208910, 249085, 417820, 498170, 647621, 996340, 1295242, 2590484, 3238105, 6476210, 12952420]

約数ペア:

[(1, 12952420), (2, 6476210), (4, 3238105), (5, 2590484), (10, 1295242), (13, 996340), (20, 647621), (26, 498170), (31, 417820), (52, 249085), (62, 208910), (65, 199268), (124, 104455), (130, 99634), (155, 83564), (260, 49817), (310, 41782), (403, 32140), (620, 20891), (806, 16070), (1607, 8060), (1612, 8035), (2015, 6428), (3214, 4030)]