22761560

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{13879}}^1$

素因数の和:13931

約数の個数: 32

約数和(自身を含む): 52466400

約数和(自身を除く): 29704840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 13879, 27758, 55516, 69395, 111032, 138790, 277580, 555160, 569039, 1138078, 2276156, 2845195, 4552312, 5690390, 11380780, 22761560]

約数ペア:

[(1, 22761560), (2, 11380780), (4, 5690390), (5, 4552312), (8, 2845195), (10, 2276156), (20, 1138078), (40, 569039), (41, 555160), (82, 277580), (164, 138790), (205, 111032), (328, 69395), (410, 55516), (820, 27758), (1640, 13879)]