19444295560

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11304823}}^1$

素因数の和:11304877

約数の個数: 32

約数和(自身を含む): 44767103040

約数和(自身を除く): 25322807480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 11304823, 22609646, 45219292, 56524115, 90438584, 113048230, 226096460, 452192920, 486107389, 972214778, 1944429556, 2430536945, 3888859112, 4861073890, 9722147780, 19444295560]

約数ペア:

[(1, 19444295560), (2, 9722147780), (4, 4861073890), (5, 3888859112), (8, 2430536945), (10, 1944429556), (20, 972214778), (40, 486107389), (43, 452192920), (86, 226096460), (172, 113048230), (215, 90438584), (344, 56524115), (430, 45219292), (860, 22609646), (1720, 11304823)]