142181620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{2203}}^1$

素因数の和:2680

約数の個数: 48

約数和(自身を含む): 342131328

約数和(自身を除く): 199949708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 461, 922, 1844, 2203, 2305, 3227, 4406, 4610, 6454, 8812, 9220, 11015, 12908, 15421, 16135, 22030, 30842, 32270, 44060, 61684, 64540, 77105, 154210, 308420, 1015583, 2031166, 4062332, 5077915, 7109081, 10155830, 14218162, 20311660, 28436324, 35545405, 71090810, 142181620]

約数ペア:

[(1, 142181620), (2, 71090810), (4, 35545405), (5, 28436324), (7, 20311660), (10, 14218162), (14, 10155830), (20, 7109081), (28, 5077915), (35, 4062332), (70, 2031166), (140, 1015583), (461, 308420), (922, 154210), (1844, 77105), (2203, 64540), (2305, 61684), (3227, 44060), (4406, 32270), (4610, 30842), (6454, 22030), (8812, 16135), (9220, 15421), (11015, 12908)]