858491440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{564797}}^1$

素因数の和:564829

約数の個数: 40

約数和(自身を含む): 2101048560

約数和(自身を除く): 1242557120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 564797, 1129594, 2259188, 2823985, 4518376, 5647970, 9036752, 10731143, 11295940, 21462286, 22591880, 42924572, 45183760, 53655715, 85849144, 107311430, 171698288, 214622860, 429245720, 858491440]

約数ペア:

[(1, 858491440), (2, 429245720), (4, 214622860), (5, 171698288), (8, 107311430), (10, 85849144), (16, 53655715), (19, 45183760), (20, 42924572), (38, 22591880), (40, 21462286), (76, 11295940), (80, 10731143), (95, 9036752), (152, 5647970), (190, 4518376), (304, 2823985), (380, 2259188), (760, 1129594), (1520, 564797)]