24872660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 55036800

約数和(自身を除く): 30164140

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 139, 230, 278, 389, 460, 556, 695, 778, 1390, 1556, 1945, 2780, 3197, 3890, 6394, 7780, 8947, 12788, 15985, 17894, 31970, 35788, 44735, 54071, 63940, 89470, 108142, 178940, 216284, 270355, 540710, 1081420, 1243633, 2487266, 4974532, 6218165, 12436330, 24872660]

約数ペア:

[(1, 24872660), (2, 12436330), (4, 6218165), (5, 4974532), (10, 2487266), (20, 1243633), (23, 1081420), (46, 540710), (92, 270355), (115, 216284), (139, 178940), (230, 108142), (278, 89470), (389, 63940), (460, 54071), (556, 44735), (695, 35788), (778, 31970), (1390, 17894), (1556, 15985), (1945, 12788), (2780, 8947), (3197, 7780), (3890, 6394)]