2834840

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{541}}^1$

素因数の和:683

約数の個数: 32

約数和(自身を含む): 6438960

約数和(自身を除く): 3604120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 541, 655, 1048, 1082, 1310, 2164, 2620, 2705, 4328, 5240, 5410, 10820, 21640, 70871, 141742, 283484, 354355, 566968, 708710, 1417420, 2834840]

約数ペア:

[(1, 2834840), (2, 1417420), (4, 708710), (5, 566968), (8, 354355), (10, 283484), (20, 141742), (40, 70871), (131, 21640), (262, 10820), (524, 5410), (541, 5240), (655, 4328), (1048, 2705), (1082, 2620), (1310, 2164)]