8643460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{577}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 20974464

約数和(自身を除く): 12331004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 577, 749, 1070, 1154, 1498, 2140, 2308, 2885, 2996, 3745, 4039, 5770, 7490, 8078, 11540, 14980, 16156, 20195, 40390, 61739, 80780, 123478, 246956, 308695, 432173, 617390, 864346, 1234780, 1728692, 2160865, 4321730, 8643460]

約数ペア:

[(1, 8643460), (2, 4321730), (4, 2160865), (5, 1728692), (7, 1234780), (10, 864346), (14, 617390), (20, 432173), (28, 308695), (35, 246956), (70, 123478), (107, 80780), (140, 61739), (214, 40390), (428, 20195), (535, 16156), (577, 14980), (749, 11540), (1070, 8078), (1154, 7490), (1498, 5770), (2140, 4039), (2308, 3745), (2885, 2996)]