16897580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{881}}^1$

素因数の和:1034

約数の個数: 48

約数和(自身を含む): 40896576

約数和(自身を除く): 23998996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 685, 881, 959, 1370, 1762, 1918, 2740, 3524, 3836, 4405, 4795, 6167, 8810, 9590, 12334, 17620, 19180, 24668, 30835, 61670, 120697, 123340, 241394, 482788, 603485, 844879, 1206970, 1689758, 2413940, 3379516, 4224395, 8448790, 16897580]

約数ペア:

[(1, 16897580), (2, 8448790), (4, 4224395), (5, 3379516), (7, 2413940), (10, 1689758), (14, 1206970), (20, 844879), (28, 603485), (35, 482788), (70, 241394), (137, 123340), (140, 120697), (274, 61670), (548, 30835), (685, 24668), (881, 19180), (959, 17620), (1370, 12334), (1762, 9590), (1918, 8810), (2740, 6167), (3524, 4795), (3836, 4405)]