1355405980

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{653}}^1\times {\mathrm{1549}}^1$

素因数の和:2278

約数の個数: 48

約数和(自身を含む): 2895127200

約数和(自身を除く): 1539721220

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 653, 670, 1306, 1340, 1549, 2612, 3098, 3265, 6196, 6530, 7745, 13060, 15490, 30980, 43751, 87502, 103783, 175004, 207566, 218755, 415132, 437510, 518915, 875020, 1011497, 1037830, 2022994, 2075660, 4045988, 5057485, 10114970, 20229940, 67770299, 135540598, 271081196, 338851495, 677702990, 1355405980]

約数ペア:

[(1, 1355405980), (2, 677702990), (4, 338851495), (5, 271081196), (10, 135540598), (20, 67770299), (67, 20229940), (134, 10114970), (268, 5057485), (335, 4045988), (653, 2075660), (670, 2022994), (1306, 1037830), (1340, 1011497), (1549, 875020), (2612, 518915), (3098, 437510), (3265, 415132), (6196, 218755), (6530, 207566), (7745, 175004), (13060, 103783), (15490, 87502), (30980, 43751)]