2615780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4219}}^1$

素因数の和:4259

約数の個数: 24

約数和(自身を含む): 5671680

約数和(自身を除く): 3055900

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 4219, 8438, 16876, 21095, 42190, 84380, 130789, 261578, 523156, 653945, 1307890, 2615780]

約数ペア:

[(1, 2615780), (2, 1307890), (4, 653945), (5, 523156), (10, 261578), (20, 130789), (31, 84380), (62, 42190), (124, 21095), (155, 16876), (310, 8438), (620, 4219)]