20176671470

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1\times {\mathrm{90523}}^1$

素因数の和:91280

約数の個数: 32

約数和(自身を含む): 37542113280

約数和(自身を除く): 17365441810

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 719, 1438, 3595, 7190, 22289, 44578, 90523, 111445, 181046, 222890, 452615, 905230, 2806213, 5612426, 14031065, 28062130, 65086037, 130172074, 325430185, 650860370, 2017667147, 4035334294, 10088335735, 20176671470]

約数ペア:

[(1, 20176671470), (2, 10088335735), (5, 4035334294), (10, 2017667147), (31, 650860370), (62, 325430185), (155, 130172074), (310, 65086037), (719, 28062130), (1438, 14031065), (3595, 5612426), (7190, 2806213), (22289, 905230), (44578, 452615), (90523, 222890), (111445, 181046)]