40389470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{8539}}^1$

素因数の和:8600

約数の個数: 32

約数和(自身を含む): 81164160

約数和(自身を除く): 40774690

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 8539, 17078, 42695, 85390, 93929, 187858, 367177, 469645, 734354, 939290, 1835885, 3671770, 4038947, 8077894, 20194735, 40389470]

約数ペア:

[(1, 40389470), (2, 20194735), (5, 8077894), (10, 4038947), (11, 3671770), (22, 1835885), (43, 939290), (55, 734354), (86, 469645), (110, 367177), (215, 187858), (430, 93929), (473, 85390), (946, 42695), (2365, 17078), (4730, 8539)]