11545720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{16979}}^1$

素因数の和:17007

約数の個数: 32

約数和(自身を含む): 27507600

約数和(自身を除く): 15961880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 16979, 33958, 67916, 84895, 135832, 169790, 288643, 339580, 577286, 679160, 1154572, 1443215, 2309144, 2886430, 5772860, 11545720]

約数ペア:

[(1, 11545720), (2, 5772860), (4, 2886430), (5, 2309144), (8, 1443215), (10, 1154572), (17, 679160), (20, 577286), (34, 339580), (40, 288643), (68, 169790), (85, 135832), (136, 84895), (170, 67916), (340, 33958), (680, 16979)]