12400000080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3974359}}^1$

素因数の和:3974388

約数の個数: 80

約数和(自身を含む): 41396933760

約数和(自身を除く): 28996933680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 3974359, 7948718, 11923077, 15897436, 19871795, 23846154, 31794872, 39743590, 47692308, 51666667, 59615385, 63589744, 79487180, 95384616, 103333334, 119230770, 155000001, 158974360, 190769232, 206666668, 238461540, 258333335, 310000002, 317948720, 413333336, 476923080, 516666670, 620000004, 775000005, 826666672, 953846160, 1033333340, 1240000008, 1550000010, 2066666680, 2480000016, 3100000020, 4133333360, 6200000040, 12400000080]

約数ペア:

[(1, 12400000080), (2, 6200000040), (3, 4133333360), (4, 3100000020), (5, 2480000016), (6, 2066666680), (8, 1550000010), (10, 1240000008), (12, 1033333340), (13, 953846160), (15, 826666672), (16, 775000005), (20, 620000004), (24, 516666670), (26, 476923080), (30, 413333336), (39, 317948720), (40, 310000002), (48, 258333335), (52, 238461540), (60, 206666668), (65, 190769232), (78, 158974360), (80, 155000001), (104, 119230770), (120, 103333334), (130, 95384616), (156, 79487180), (195, 63589744), (208, 59615385), (240, 51666667), (260, 47692308), (312, 39743590), (390, 31794872), (520, 23846154), (624, 19871795), (780, 15897436), (1040, 11923077), (1560, 7948718), (3120, 3974359)]