1279760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{941}}^1$

素因数の和:971

約数の個数: 40

約数和(自身を含む): 3153816

約数和(自身を除く): 1874056

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 941, 1360, 1882, 3764, 4705, 7528, 9410, 15056, 15997, 18820, 31994, 37640, 63988, 75280, 79985, 127976, 159970, 255952, 319940, 639880, 1279760]

約数ペア:

[(1, 1279760), (2, 639880), (4, 319940), (5, 255952), (8, 159970), (10, 127976), (16, 79985), (17, 75280), (20, 63988), (34, 37640), (40, 31994), (68, 18820), (80, 15997), (85, 15056), (136, 9410), (170, 7528), (272, 4705), (340, 3764), (680, 1882), (941, 1360)]