23427880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11953}}^1$

素因数の和:11978

約数の個数: 48

約数和(自身を含む): 61324020

約数和(自身を除く): 37896140

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 11953, 23906, 47812, 59765, 83671, 95624, 119530, 167342, 239060, 334684, 418355, 478120, 585697, 669368, 836710, 1171394, 1673420, 2342788, 2928485, 3346840, 4685576, 5856970, 11713940, 23427880]

約数ペア:

[(1, 23427880), (2, 11713940), (4, 5856970), (5, 4685576), (7, 3346840), (8, 2928485), (10, 2342788), (14, 1673420), (20, 1171394), (28, 836710), (35, 669368), (40, 585697), (49, 478120), (56, 418355), (70, 334684), (98, 239060), (140, 167342), (196, 119530), (245, 95624), (280, 83671), (392, 59765), (490, 47812), (980, 23906), (1960, 11953)]