13642480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5501}}^1$

素因数の和:5545

約数の個数: 40

約数和(自身を含む): 32747904

約数和(自身を除く): 19105424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 5501, 11002, 22004, 27505, 44008, 55010, 88016, 110020, 170531, 220040, 341062, 440080, 682124, 852655, 1364248, 1705310, 2728496, 3410620, 6821240, 13642480]

約数ペア:

[(1, 13642480), (2, 6821240), (4, 3410620), (5, 2728496), (8, 1705310), (10, 1364248), (16, 852655), (20, 682124), (31, 440080), (40, 341062), (62, 220040), (80, 170531), (124, 110020), (155, 88016), (248, 55010), (310, 44008), (496, 27505), (620, 22004), (1240, 11002), (2480, 5501)]