7615240

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3121}}^1$

素因数の和:3193

約数の個数: 32

約数和(自身を含む): 17420760

約数和(自身を除く): 9805520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 3121, 6242, 12484, 15605, 24968, 31210, 62420, 124840, 190381, 380762, 761524, 951905, 1523048, 1903810, 3807620, 7615240]

約数ペア:

[(1, 7615240), (2, 3807620), (4, 1903810), (5, 1523048), (8, 951905), (10, 761524), (20, 380762), (40, 190381), (61, 124840), (122, 62420), (244, 31210), (305, 24968), (488, 15605), (610, 12484), (1220, 6242), (2440, 3121)]