31895380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1283}}^1$

素因数の和:1416

約数の個数: 48

約数和(自身を含む): 73773504

約数和(自身を除く): 41878124

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 113, 220, 226, 452, 565, 1130, 1243, 1283, 2260, 2486, 2566, 4972, 5132, 6215, 6415, 12430, 12830, 14113, 24860, 25660, 28226, 56452, 70565, 141130, 144979, 282260, 289958, 579916, 724895, 1449790, 1594769, 2899580, 3189538, 6379076, 7973845, 15947690, 31895380]

約数ペア:

[(1, 31895380), (2, 15947690), (4, 7973845), (5, 6379076), (10, 3189538), (11, 2899580), (20, 1594769), (22, 1449790), (44, 724895), (55, 579916), (110, 289958), (113, 282260), (220, 144979), (226, 141130), (452, 70565), (565, 56452), (1130, 28226), (1243, 25660), (1283, 24860), (2260, 14113), (2486, 12830), (2566, 12430), (4972, 6415), (5132, 6215)]