13557220

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{8167}}^1$

素因数の和:8259

約数の個数: 24

約数和(自身を含む): 28816704

約数和(自身を除く): 15259484

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 8167, 16334, 32668, 40835, 81670, 163340, 677861, 1355722, 2711444, 3389305, 6778610, 13557220]

約数ペア:

[(1, 13557220), (2, 6778610), (4, 3389305), (5, 2711444), (10, 1355722), (20, 677861), (83, 163340), (166, 81670), (332, 40835), (415, 32668), (830, 16334), (1660, 8167)]