7939760

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1627}}^1$

素因数の和:1701

約数の個数: 40

約数和(自身を含む): 18774096

約数和(自身を除く): 10834336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 1627, 2440, 3254, 4880, 6508, 8135, 13016, 16270, 26032, 32540, 65080, 99247, 130160, 198494, 396988, 496235, 793976, 992470, 1587952, 1984940, 3969880, 7939760]

約数ペア:

[(1, 7939760), (2, 3969880), (4, 1984940), (5, 1587952), (8, 992470), (10, 793976), (16, 496235), (20, 396988), (40, 198494), (61, 130160), (80, 99247), (122, 65080), (244, 32540), (305, 26032), (488, 16270), (610, 13016), (976, 8135), (1220, 6508), (1627, 4880), (2440, 3254)]