13305056680

素因数分解:

$2^3\times 5^1\times {\mathrm{2687}}^1\times {\mathrm{123791}}^1$

素因数の和:126489

約数の個数: 32

約数和(自身を含む): 29947760640

約数和(自身を除く): 16642703960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2687, 5374, 10748, 13435, 21496, 26870, 53740, 107480, 123791, 247582, 495164, 618955, 990328, 1237910, 2475820, 4951640, 332626417, 665252834, 1330505668, 1663132085, 2661011336, 3326264170, 6652528340, 13305056680]

約数ペア:

[(1, 13305056680), (2, 6652528340), (4, 3326264170), (5, 2661011336), (8, 1663132085), (10, 1330505668), (20, 665252834), (40, 332626417), (2687, 4951640), (5374, 2475820), (10748, 1237910), (13435, 990328), (21496, 618955), (26870, 495164), (53740, 247582), (107480, 123791)]