42729170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{16889}}^1$

素因数の和:16930

約数の個数: 32

約数和(自身を含む): 87557760

約数和(自身を除く): 44828590

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 16889, 33778, 84445, 168890, 185779, 371558, 388447, 776894, 928895, 1857790, 1942235, 3884470, 4272917, 8545834, 21364585, 42729170]

約数ペア:

[(1, 42729170), (2, 21364585), (5, 8545834), (10, 4272917), (11, 3884470), (22, 1942235), (23, 1857790), (46, 928895), (55, 776894), (110, 388447), (115, 371558), (230, 185779), (253, 168890), (506, 84445), (1265, 33778), (2530, 16889)]