1268888920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{33427}}^1$

素因数の和:33524

約数の個数: 64

約数和(自身を含む): 3116826720

約数和(自身を除く): 1847937800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 73, 104, 130, 146, 260, 292, 365, 520, 584, 730, 949, 1460, 1898, 2920, 3796, 4745, 7592, 9490, 18980, 33427, 37960, 66854, 133708, 167135, 267416, 334270, 434551, 668540, 869102, 1337080, 1738204, 2172755, 2440171, 3476408, 4345510, 4880342, 8691020, 9760684, 12200855, 17382040, 19521368, 24401710, 31722223, 48803420, 63444446, 97606840, 126888892, 158611115, 253777784, 317222230, 634444460, 1268888920]

約数ペア:

[(1, 1268888920), (2, 634444460), (4, 317222230), (5, 253777784), (8, 158611115), (10, 126888892), (13, 97606840), (20, 63444446), (26, 48803420), (40, 31722223), (52, 24401710), (65, 19521368), (73, 17382040), (104, 12200855), (130, 9760684), (146, 8691020), (260, 4880342), (292, 4345510), (365, 3476408), (520, 2440171), (584, 2172755), (730, 1738204), (949, 1337080), (1460, 869102), (1898, 668540), (2920, 434551), (3796, 334270), (4745, 267416), (7592, 167135), (9490, 133708), (18980, 66854), (33427, 37960)]