73892920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{42961}}^1$

素因数の和:43015

約数の個数: 32

約数和(自身を含む): 170129520

約数和(自身を除く): 96236600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 42961, 85922, 171844, 214805, 343688, 429610, 859220, 1718440, 1847323, 3694646, 7389292, 9236615, 14778584, 18473230, 36946460, 73892920]

約数ペア:

[(1, 73892920), (2, 36946460), (4, 18473230), (5, 14778584), (8, 9236615), (10, 7389292), (20, 3694646), (40, 1847323), (43, 1718440), (86, 859220), (172, 429610), (215, 343688), (344, 214805), (430, 171844), (860, 85922), (1720, 42961)]