20612850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{1049}}^1$

素因数の和:1195

約数の個数: 48

約数和(自身を含む): 51559200

約数和(自身を除く): 30946350

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 131, 150, 262, 393, 655, 786, 1049, 1310, 1965, 2098, 3147, 3275, 3930, 5245, 6294, 6550, 9825, 10490, 15735, 19650, 26225, 31470, 52450, 78675, 137419, 157350, 274838, 412257, 687095, 824514, 1374190, 2061285, 3435475, 4122570, 6870950, 10306425, 20612850]

約数ペア:

[(1, 20612850), (2, 10306425), (3, 6870950), (5, 4122570), (6, 3435475), (10, 2061285), (15, 1374190), (25, 824514), (30, 687095), (50, 412257), (75, 274838), (131, 157350), (150, 137419), (262, 78675), (393, 52450), (655, 31470), (786, 26225), (1049, 19650), (1310, 15735), (1965, 10490), (2098, 9825), (3147, 6550), (3275, 6294), (3930, 5245)]