4478680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:184

約数の個数: 64

約数和(自身を含む): 10886400

約数和(自身を除く): 6407720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 71, 76, 83, 95, 142, 152, 166, 190, 284, 332, 355, 380, 415, 568, 664, 710, 760, 830, 1349, 1420, 1577, 1660, 2698, 2840, 3154, 3320, 5396, 5893, 6308, 6745, 7885, 10792, 11786, 12616, 13490, 15770, 23572, 26980, 29465, 31540, 47144, 53960, 58930, 63080, 111967, 117860, 223934, 235720, 447868, 559835, 895736, 1119670, 2239340, 4478680]

約数ペア:

[(1, 4478680), (2, 2239340), (4, 1119670), (5, 895736), (8, 559835), (10, 447868), (19, 235720), (20, 223934), (38, 117860), (40, 111967), (71, 63080), (76, 58930), (83, 53960), (95, 47144), (142, 31540), (152, 29465), (166, 26980), (190, 23572), (284, 15770), (332, 13490), (355, 12616), (380, 11786), (415, 10792), (568, 7885), (664, 6745), (710, 6308), (760, 5893), (830, 5396), (1349, 3320), (1420, 3154), (1577, 2840), (1660, 2698)]