17914720

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:188

約数の個数: 96

約数和(自身を含む): 45722880

約数和(自身を除く): 27808160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 71, 76, 80, 83, 95, 142, 152, 160, 166, 190, 284, 304, 332, 355, 380, 415, 568, 608, 664, 710, 760, 830, 1136, 1328, 1349, 1420, 1520, 1577, 1660, 2272, 2656, 2698, 2840, 3040, 3154, 3320, 5396, 5680, 5893, 6308, 6640, 6745, 7885, 10792, 11360, 11786, 12616, 13280, 13490, 15770, 21584, 23572, 25232, 26980, 29465, 31540, 43168, 47144, 50464, 53960, 58930, 63080, 94288, 107920, 111967, 117860, 126160, 188576, 215840, 223934, 235720, 252320, 447868, 471440, 559835, 895736, 942880, 1119670, 1791472, 2239340, 3582944, 4478680, 8957360, 17914720]

約数ペア:

[(1, 17914720), (2, 8957360), (4, 4478680), (5, 3582944), (8, 2239340), (10, 1791472), (16, 1119670), (19, 942880), (20, 895736), (32, 559835), (38, 471440), (40, 447868), (71, 252320), (76, 235720), (80, 223934), (83, 215840), (95, 188576), (142, 126160), (152, 117860), (160, 111967), (166, 107920), (190, 94288), (284, 63080), (304, 58930), (332, 53960), (355, 50464), (380, 47144), (415, 43168), (568, 31540), (608, 29465), (664, 26980), (710, 25232), (760, 23572), (830, 21584), (1136, 15770), (1328, 13490), (1349, 13280), (1420, 12616), (1520, 11786), (1577, 11360), (1660, 10792), (2272, 7885), (2656, 6745), (2698, 6640), (2840, 6308), (3040, 5893), (3154, 5680), (3320, 5396)]