2812290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7211}}^1$

素因数の和:7234

約数の個数: 32

約数和(自身を含む): 7269696

約数和(自身を除く): 4457406

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 7211, 14422, 21633, 36055, 43266, 72110, 93743, 108165, 187486, 216330, 281229, 468715, 562458, 937430, 1406145, 2812290]

約数ペア:

[(1, 2812290), (2, 1406145), (3, 937430), (5, 562458), (6, 468715), (10, 281229), (13, 216330), (15, 187486), (26, 108165), (30, 93743), (39, 72110), (65, 43266), (78, 36055), (130, 21633), (195, 14422), (390, 7211)]