1640394870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{50119}}^1$

素因数の和:51220

約数の個数: 32

約数和(自身を含む): 3940634880

約数和(自身を除く): 2300240010

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 1091, 2182, 3273, 5455, 6546, 10910, 16365, 32730, 50119, 100238, 150357, 250595, 300714, 501190, 751785, 1503570, 54679829, 109359658, 164039487, 273399145, 328078974, 546798290, 820197435, 1640394870]

約数ペア:

[(1, 1640394870), (2, 820197435), (3, 546798290), (5, 328078974), (6, 273399145), (10, 164039487), (15, 109359658), (30, 54679829), (1091, 1503570), (2182, 751785), (3273, 501190), (5455, 300714), (6546, 250595), (10910, 150357), (16365, 100238), (32730, 50119)]