23855740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{353}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 52335360

約数和(自身を除く): 28479620

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 109, 124, 155, 218, 310, 353, 436, 545, 620, 706, 1090, 1412, 1765, 2180, 3379, 3530, 6758, 7060, 10943, 13516, 16895, 21886, 33790, 38477, 43772, 54715, 67580, 76954, 109430, 153908, 192385, 218860, 384770, 769540, 1192787, 2385574, 4771148, 5963935, 11927870, 23855740]

約数ペア:

[(1, 23855740), (2, 11927870), (4, 5963935), (5, 4771148), (10, 2385574), (20, 1192787), (31, 769540), (62, 384770), (109, 218860), (124, 192385), (155, 153908), (218, 109430), (310, 76954), (353, 67580), (436, 54715), (545, 43772), (620, 38477), (706, 33790), (1090, 21886), (1412, 16895), (1765, 13516), (2180, 10943), (3379, 7060), (3530, 6758)]