156613220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{110291}}^1$

素因数の和:110371

約数の個数: 24

約数和(自身を含む): 333523008

約数和(自身を除く): 176909788

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 110291, 220582, 441164, 551455, 1102910, 2205820, 7830661, 15661322, 31322644, 39153305, 78306610, 156613220]

約数ペア:

[(1, 156613220), (2, 78306610), (4, 39153305), (5, 31322644), (10, 15661322), (20, 7830661), (71, 2205820), (142, 1102910), (284, 551455), (355, 441164), (710, 220582), (1420, 110291)]