28347160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41687}}^1$

素因数の和:41715

約数の個数: 32

約数和(自身を含む): 67534560

約数和(自身を除く): 39187400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 41687, 83374, 166748, 208435, 333496, 416870, 708679, 833740, 1417358, 1667480, 2834716, 3543395, 5669432, 7086790, 14173580, 28347160]

約数ペア:

[(1, 28347160), (2, 14173580), (4, 7086790), (5, 5669432), (8, 3543395), (10, 2834716), (17, 1667480), (20, 1417358), (34, 833740), (40, 708679), (68, 416870), (85, 333496), (136, 208435), (170, 166748), (340, 83374), (680, 41687)]