20026680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9817}}^1$

素因数の和:9848

約数の個数: 64

約数和(自身を含む): 63620640

約数和(自身を除く): 43593960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 9817, 19634, 29451, 39268, 49085, 58902, 78536, 98170, 117804, 147255, 166889, 196340, 235608, 294510, 333778, 392680, 500667, 589020, 667556, 834445, 1001334, 1178040, 1335112, 1668890, 2002668, 2503335, 3337780, 4005336, 5006670, 6675560, 10013340, 20026680]

約数ペア:

[(1, 20026680), (2, 10013340), (3, 6675560), (4, 5006670), (5, 4005336), (6, 3337780), (8, 2503335), (10, 2002668), (12, 1668890), (15, 1335112), (17, 1178040), (20, 1001334), (24, 834445), (30, 667556), (34, 589020), (40, 500667), (51, 392680), (60, 333778), (68, 294510), (85, 235608), (102, 196340), (120, 166889), (136, 147255), (170, 117804), (204, 98170), (255, 78536), (340, 58902), (408, 49085), (510, 39268), (680, 29451), (1020, 19634), (2040, 9817)]