56548340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{409}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 123432960

約数和(自身を除く): 66884620

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 223, 310, 409, 446, 620, 818, 892, 1115, 1636, 2045, 2230, 4090, 4460, 6913, 8180, 12679, 13826, 25358, 27652, 34565, 50716, 63395, 69130, 91207, 126790, 138260, 182414, 253580, 364828, 456035, 912070, 1824140, 2827417, 5654834, 11309668, 14137085, 28274170, 56548340]

約数ペア:

[(1, 56548340), (2, 28274170), (4, 14137085), (5, 11309668), (10, 5654834), (20, 2827417), (31, 1824140), (62, 912070), (124, 456035), (155, 364828), (223, 253580), (310, 182414), (409, 138260), (446, 126790), (620, 91207), (818, 69130), (892, 63395), (1115, 50716), (1636, 34565), (2045, 27652), (2230, 25358), (4090, 13826), (4460, 12679), (6913, 8180)]