19893087040

素因数分解:

$2^6\times 5^1\times {\mathrm{563}}^1\times {\mathrm{110419}}^1$

素因数の和:110999

約数の個数: 56

約数和(自身を含む): 47454982560

約数和(自身を除く): 27561895520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 563, 1126, 2252, 2815, 4504, 5630, 9008, 11260, 18016, 22520, 36032, 45040, 90080, 110419, 180160, 220838, 441676, 552095, 883352, 1104190, 1766704, 2208380, 3533408, 4416760, 7066816, 8833520, 17667040, 35334080, 62165897, 124331794, 248663588, 310829485, 497327176, 621658970, 994654352, 1243317940, 1989308704, 2486635880, 3978617408, 4973271760, 9946543520, 19893087040]

約数ペア:

[(1, 19893087040), (2, 9946543520), (4, 4973271760), (5, 3978617408), (8, 2486635880), (10, 1989308704), (16, 1243317940), (20, 994654352), (32, 621658970), (40, 497327176), (64, 310829485), (80, 248663588), (160, 124331794), (320, 62165897), (563, 35334080), (1126, 17667040), (2252, 8833520), (2815, 7066816), (4504, 4416760), (5630, 3533408), (9008, 2208380), (11260, 1766704), (18016, 1104190), (22520, 883352), (36032, 552095), (45040, 441676), (90080, 220838), (110419, 180160)]