69720740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{4363}}^1$

素因数の和:4436

約数の個数: 48

約数和(自身を含む): 158360832

約数和(自身を除く): 88640092

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 340, 470, 799, 940, 1598, 3196, 3995, 4363, 7990, 8726, 15980, 17452, 21815, 43630, 74171, 87260, 148342, 205061, 296684, 370855, 410122, 741710, 820244, 1025305, 1483420, 2050610, 3486037, 4101220, 6972074, 13944148, 17430185, 34860370, 69720740]

約数ペア:

[(1, 69720740), (2, 34860370), (4, 17430185), (5, 13944148), (10, 6972074), (17, 4101220), (20, 3486037), (34, 2050610), (47, 1483420), (68, 1025305), (85, 820244), (94, 741710), (170, 410122), (188, 370855), (235, 296684), (340, 205061), (470, 148342), (799, 87260), (940, 74171), (1598, 43630), (3196, 21815), (3995, 17452), (4363, 15980), (7990, 8726)]