16956880

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7309}}^1$

素因数の和:7351

約数の個数: 40

約数和(自身を含む): 40789800

約数和(自身を除く): 23832920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 7309, 14618, 29236, 36545, 58472, 73090, 116944, 146180, 211961, 292360, 423922, 584720, 847844, 1059805, 1695688, 2119610, 3391376, 4239220, 8478440, 16956880]

約数ペア:

[(1, 16956880), (2, 8478440), (4, 4239220), (5, 3391376), (8, 2119610), (10, 1695688), (16, 1059805), (20, 847844), (29, 584720), (40, 423922), (58, 292360), (80, 211961), (116, 146180), (145, 116944), (232, 73090), (290, 58472), (464, 36545), (580, 29236), (1160, 14618), (2320, 7309)]