4322480

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{761}}^1$

素因数の和:845

約数の個数: 40

約数和(自身を含む): 10204704

約数和(自身を除く): 5882224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 761, 1136, 1420, 1522, 2840, 3044, 3805, 5680, 6088, 7610, 12176, 15220, 30440, 54031, 60880, 108062, 216124, 270155, 432248, 540310, 864496, 1080620, 2161240, 4322480]

約数ペア:

[(1, 4322480), (2, 2161240), (4, 1080620), (5, 864496), (8, 540310), (10, 432248), (16, 270155), (20, 216124), (40, 108062), (71, 60880), (80, 54031), (142, 30440), (284, 15220), (355, 12176), (568, 7610), (710, 6088), (761, 5680), (1136, 3805), (1420, 3044), (1522, 2840)]