2278049365

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{269}}^1\times {\mathrm{919}}^1$

素因数の和:1309

約数の個数: 32

約数和(自身を含む): 2921184000

約数和(自身を除く): 643134635

約数列:

[1, 5, 19, 95, 97, 269, 485, 919, 1345, 1843, 4595, 5111, 9215, 17461, 25555, 26093, 87305, 89143, 130465, 247211, 445715, 495767, 1236055, 1693717, 2478835, 4697009, 8468585, 23485045, 23979467, 119897335, 455609873, 2278049365]

約数ペア:

[(1, 2278049365), (5, 455609873), (19, 119897335), (95, 23979467), (97, 23485045), (269, 8468585), (485, 4697009), (919, 2478835), (1345, 1693717), (1843, 1236055), (4595, 495767), (5111, 445715), (9215, 247211), (17461, 130465), (25555, 89143), (26093, 87305)]