3995860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{443}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 9398592

約数和(自身を除く): 5402732

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 443, 451, 820, 886, 902, 1772, 1804, 2215, 2255, 4430, 4510, 4873, 8860, 9020, 9746, 18163, 19492, 24365, 36326, 48730, 72652, 90815, 97460, 181630, 199793, 363260, 399586, 799172, 998965, 1997930, 3995860]

約数ペア:

[(1, 3995860), (2, 1997930), (4, 998965), (5, 799172), (10, 399586), (11, 363260), (20, 199793), (22, 181630), (41, 97460), (44, 90815), (55, 72652), (82, 48730), (110, 36326), (164, 24365), (205, 19492), (220, 18163), (410, 9746), (443, 9020), (451, 8860), (820, 4873), (886, 4510), (902, 4430), (1772, 2255), (1804, 2215)]