19488430240

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1667}}^1\times {\mathrm{2357}}^1$

素因数の和:4070

約数の個数: 96

約数和(自身を含む): 47575309824

約数和(自身を除く): 28086879584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 1667, 2357, 2480, 3334, 4714, 4960, 6668, 8335, 9428, 11785, 13336, 16670, 18856, 23570, 26672, 33340, 37712, 47140, 51677, 53344, 66680, 73067, 75424, 94280, 103354, 133360, 146134, 188560, 206708, 258385, 266720, 292268, 365335, 377120, 413416, 516770, 584536, 730670, 826832, 1033540, 1169072, 1461340, 1653664, 2067080, 2338144, 2922680, 3929119, 4134160, 5845360, 7858238, 8268320, 11690720, 15716476, 19645595, 31432952, 39291190, 62865904, 78582380, 121802689, 125731808, 157164760, 243605378, 314329520, 487210756, 609013445, 628659040, 974421512, 1218026890, 1948843024, 2436053780, 3897686048, 4872107560, 9744215120, 19488430240]

約数ペア:

[(1, 19488430240), (2, 9744215120), (4, 4872107560), (5, 3897686048), (8, 2436053780), (10, 1948843024), (16, 1218026890), (20, 974421512), (31, 628659040), (32, 609013445), (40, 487210756), (62, 314329520), (80, 243605378), (124, 157164760), (155, 125731808), (160, 121802689), (248, 78582380), (310, 62865904), (496, 39291190), (620, 31432952), (992, 19645595), (1240, 15716476), (1667, 11690720), (2357, 8268320), (2480, 7858238), (3334, 5845360), (4714, 4134160), (4960, 3929119), (6668, 2922680), (8335, 2338144), (9428, 2067080), (11785, 1653664), (13336, 1461340), (16670, 1169072), (18856, 1033540), (23570, 826832), (26672, 730670), (33340, 584536), (37712, 516770), (47140, 413416), (51677, 377120), (53344, 365335), (66680, 292268), (73067, 266720), (75424, 258385), (94280, 206708), (103354, 188560), (133360, 146134)]