201187820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{2293}}^1$

素因数の和:2450

約数の個数: 48

約数和(自身を含む): 437034528

約数和(自身を除く): 235846708

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 107, 164, 205, 214, 410, 428, 535, 820, 1070, 2140, 2293, 4387, 4586, 8774, 9172, 11465, 17548, 21935, 22930, 43870, 45860, 87740, 94013, 188026, 245351, 376052, 470065, 490702, 940130, 981404, 1226755, 1880260, 2453510, 4907020, 10059391, 20118782, 40237564, 50296955, 100593910, 201187820]

約数ペア:

[(1, 201187820), (2, 100593910), (4, 50296955), (5, 40237564), (10, 20118782), (20, 10059391), (41, 4907020), (82, 2453510), (107, 1880260), (164, 1226755), (205, 981404), (214, 940130), (410, 490702), (428, 470065), (535, 376052), (820, 245351), (1070, 188026), (2140, 94013), (2293, 87740), (4387, 45860), (4586, 43870), (8774, 22930), (9172, 21935), (11465, 17548)]