23408980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{617}}^1$

素因数の和:904

約数の個数: 48

約数和(自身を含む): 56480256

約数和(自身を除く): 33071276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 271, 542, 617, 1084, 1234, 1355, 1897, 2468, 2710, 3085, 3794, 4319, 5420, 6170, 7588, 8638, 9485, 12340, 17276, 18970, 21595, 37940, 43190, 86380, 167207, 334414, 668828, 836035, 1170449, 1672070, 2340898, 3344140, 4681796, 5852245, 11704490, 23408980]

約数ペア:

[(1, 23408980), (2, 11704490), (4, 5852245), (5, 4681796), (7, 3344140), (10, 2340898), (14, 1672070), (20, 1170449), (28, 836035), (35, 668828), (70, 334414), (140, 167207), (271, 86380), (542, 43190), (617, 37940), (1084, 21595), (1234, 18970), (1355, 17276), (1897, 12340), (2468, 9485), (2710, 8638), (3085, 7588), (3794, 6170), (4319, 5420)]