7855980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11903}}^1$

素因数の和:11926

約数の個数: 48

約数和(自身を含む): 23998464

約数和(自身を除く): 16142484

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 11903, 23806, 35709, 47612, 59515, 71418, 119030, 130933, 142836, 178545, 238060, 261866, 357090, 392799, 523732, 654665, 714180, 785598, 1309330, 1571196, 1963995, 2618660, 3927990, 7855980]

約数ペア:

[(1, 7855980), (2, 3927990), (3, 2618660), (4, 1963995), (5, 1571196), (6, 1309330), (10, 785598), (11, 714180), (12, 654665), (15, 523732), (20, 392799), (22, 357090), (30, 261866), (33, 238060), (44, 178545), (55, 142836), (60, 130933), (66, 119030), (110, 71418), (132, 59515), (165, 47612), (220, 35709), (330, 23806), (660, 11903)]