72268420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1327}}^1$

素因数の和:1732

約数の個数: 48

約数和(自身を含む): 174021120

約数和(自身を除く): 101752700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 389, 778, 1327, 1556, 1945, 2654, 2723, 3890, 5308, 5446, 6635, 7780, 9289, 10892, 13270, 13615, 18578, 26540, 27230, 37156, 46445, 54460, 92890, 185780, 516203, 1032406, 2064812, 2581015, 3613421, 5162030, 7226842, 10324060, 14453684, 18067105, 36134210, 72268420]

約数ペア:

[(1, 72268420), (2, 36134210), (4, 18067105), (5, 14453684), (7, 10324060), (10, 7226842), (14, 5162030), (20, 3613421), (28, 2581015), (35, 2064812), (70, 1032406), (140, 516203), (389, 185780), (778, 92890), (1327, 54460), (1556, 46445), (1945, 37156), (2654, 27230), (2723, 26540), (3890, 18578), (5308, 13615), (5446, 13270), (6635, 10892), (7780, 9289)]