1889123380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1\times {\mathrm{8317}}^1$

素因数の和:8644

約数の個数: 48

約数和(自身を含む): 4079080656

約数和(自身を除く): 2189957276

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 277, 410, 554, 820, 1108, 1385, 2770, 5540, 8317, 11357, 16634, 22714, 33268, 41585, 45428, 56785, 83170, 113570, 166340, 227140, 340997, 681994, 1363988, 1704985, 2303809, 3409970, 4607618, 6819940, 9215236, 11519045, 23038090, 46076180, 94456169, 188912338, 377824676, 472280845, 944561690, 1889123380]

約数ペア:

[(1, 1889123380), (2, 944561690), (4, 472280845), (5, 377824676), (10, 188912338), (20, 94456169), (41, 46076180), (82, 23038090), (164, 11519045), (205, 9215236), (277, 6819940), (410, 4607618), (554, 3409970), (820, 2303809), (1108, 1704985), (1385, 1363988), (2770, 681994), (5540, 340997), (8317, 227140), (11357, 166340), (16634, 113570), (22714, 83170), (33268, 56785), (41585, 45428)]