20656410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{23743}}^1$

素因数の和:23782

約数の個数: 32

約数和(自身を含む): 51287040

約数和(自身を除く): 30630630

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 23743, 47486, 71229, 118715, 142458, 237430, 356145, 688547, 712290, 1377094, 2065641, 3442735, 4131282, 6885470, 10328205, 20656410]

約数ペア:

[(1, 20656410), (2, 10328205), (3, 6885470), (5, 4131282), (6, 3442735), (10, 2065641), (15, 1377094), (29, 712290), (30, 688547), (58, 356145), (87, 237430), (145, 142458), (174, 118715), (290, 71229), (435, 47486), (870, 23743)]