27831344780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{983}}^1\times {\mathrm{74507}}^1$

素因数の和:75518

約数の個数: 48

約数和(自身を含む): 61585332480

約数和(自身を除く): 33753987700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 983, 1966, 3932, 4915, 9830, 18677, 19660, 37354, 74507, 74708, 93385, 149014, 186770, 298028, 372535, 373540, 745070, 1415633, 1490140, 2831266, 5662532, 7078165, 14156330, 28312660, 73240381, 146480762, 292961524, 366201905, 732403810, 1391567239, 1464807620, 2783134478, 5566268956, 6957836195, 13915672390, 27831344780]

約数ペア:

[(1, 27831344780), (2, 13915672390), (4, 6957836195), (5, 5566268956), (10, 2783134478), (19, 1464807620), (20, 1391567239), (38, 732403810), (76, 366201905), (95, 292961524), (190, 146480762), (380, 73240381), (983, 28312660), (1966, 14156330), (3932, 7078165), (4915, 5662532), (9830, 2831266), (18677, 1490140), (19660, 1415633), (37354, 745070), (74507, 373540), (74708, 372535), (93385, 298028), (149014, 186770)]