28555490

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1087}}^1$

素因数の和:1202

約数の個数: 32

約数和(自身を含む): 53581824

約数和(自身を除く): 25026334

約数列:

[1, 2, 5, 10, 37, 71, 74, 142, 185, 355, 370, 710, 1087, 2174, 2627, 5254, 5435, 10870, 13135, 26270, 40219, 77177, 80438, 154354, 201095, 385885, 402190, 771770, 2855549, 5711098, 14277745, 28555490]

約数ペア:

[(1, 28555490), (2, 14277745), (5, 5711098), (10, 2855549), (37, 771770), (71, 402190), (74, 385885), (142, 201095), (185, 154354), (355, 80438), (370, 77177), (710, 40219), (1087, 26270), (2174, 13135), (2627, 10870), (5254, 5435)]