28706260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{130483}}^1$

素因数の和:130503

約数の個数: 24

約数和(自身を含む): 65763936

約数和(自身を除く): 37057676

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 130483, 260966, 521932, 652415, 1304830, 1435313, 2609660, 2870626, 5741252, 7176565, 14353130, 28706260]

約数ペア:

[(1, 28706260), (2, 14353130), (4, 7176565), (5, 5741252), (10, 2870626), (11, 2609660), (20, 1435313), (22, 1304830), (44, 652415), (55, 521932), (110, 260966), (220, 130483)]