220888938820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{91276421}}^1$

素因数の和:91276452

約数の個数: 36

約数和(自身を含む): 509870093292

約数和(自身を除く): 288981154472

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 91276421, 182552842, 365105684, 456382105, 912764210, 1004040631, 1825528420, 2008081262, 4016162524, 5020203155, 10040406310, 11044446941, 20080812620, 22088893882, 44177787764, 55222234705, 110444469410, 220888938820]

約数ペア:

[(1, 220888938820), (2, 110444469410), (4, 55222234705), (5, 44177787764), (10, 22088893882), (11, 20080812620), (20, 11044446941), (22, 10040406310), (44, 5020203155), (55, 4016162524), (110, 2008081262), (121, 1825528420), (220, 1004040631), (242, 912764210), (484, 456382105), (605, 365105684), (1210, 182552842), (2420, 91276421)]