8449660

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 18506880

約数和(自身を除く): 10057220

約数列:

[1, 2, 4, 5, 10, 20, 47, 89, 94, 101, 178, 188, 202, 235, 356, 404, 445, 470, 505, 890, 940, 1010, 1780, 2020, 4183, 4747, 8366, 8989, 9494, 16732, 17978, 18988, 20915, 23735, 35956, 41830, 44945, 47470, 83660, 89890, 94940, 179780, 422483, 844966, 1689932, 2112415, 4224830, 8449660]

約数ペア:

[(1, 8449660), (2, 4224830), (4, 2112415), (5, 1689932), (10, 844966), (20, 422483), (47, 179780), (89, 94940), (94, 89890), (101, 83660), (178, 47470), (188, 44945), (202, 41830), (235, 35956), (356, 23735), (404, 20915), (445, 18988), (470, 17978), (505, 16732), (890, 9494), (940, 8989), (1010, 8366), (1780, 4747), (2020, 4183)]