19646700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1523}}^1$

素因数の和:1583

約数の個数: 72

約数和(自身を含む): 58204608

約数和(自身を除く): 38557908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 43, 50, 60, 75, 86, 100, 129, 150, 172, 215, 258, 300, 430, 516, 645, 860, 1075, 1290, 1523, 2150, 2580, 3046, 3225, 4300, 4569, 6092, 6450, 7615, 9138, 12900, 15230, 18276, 22845, 30460, 38075, 45690, 65489, 76150, 91380, 114225, 130978, 152300, 196467, 228450, 261956, 327445, 392934, 456900, 654890, 785868, 982335, 1309780, 1637225, 1964670, 3274450, 3929340, 4911675, 6548900, 9823350, 19646700]

約数ペア:

[(1, 19646700), (2, 9823350), (3, 6548900), (4, 4911675), (5, 3929340), (6, 3274450), (10, 1964670), (12, 1637225), (15, 1309780), (20, 982335), (25, 785868), (30, 654890), (43, 456900), (50, 392934), (60, 327445), (75, 261956), (86, 228450), (100, 196467), (129, 152300), (150, 130978), (172, 114225), (215, 91380), (258, 76150), (300, 65489), (430, 45690), (516, 38075), (645, 30460), (860, 22845), (1075, 18276), (1290, 15230), (1523, 12900), (2150, 9138), (2580, 7615), (3046, 6450), (3225, 6092), (4300, 4569)]