2212921880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4255619}}^1$

素因数の和:4255643

約数の個数: 32

約数和(自身を含む): 5362081200

約数和(自身を除く): 3149159320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 4255619, 8511238, 17022476, 21278095, 34044952, 42556190, 55323047, 85112380, 110646094, 170224760, 221292188, 276615235, 442584376, 553230470, 1106460940, 2212921880]

約数ペア:

[(1, 2212921880), (2, 1106460940), (4, 553230470), (5, 442584376), (8, 276615235), (10, 221292188), (13, 170224760), (20, 110646094), (26, 85112380), (40, 55323047), (52, 42556190), (65, 34044952), (104, 21278095), (130, 17022476), (260, 8511238), (520, 4255619)]