130506440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{171719}}^1$

素因数の和:171749

約数の個数: 32

約数和(自身を含む): 309096000

約数和(自身を除く): 178589560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 171719, 343438, 686876, 858595, 1373752, 1717190, 3262661, 3434380, 6525322, 6868760, 13050644, 16313305, 26101288, 32626610, 65253220, 130506440]

約数ペア:

[(1, 130506440), (2, 65253220), (4, 32626610), (5, 26101288), (8, 16313305), (10, 13050644), (19, 6868760), (20, 6525322), (38, 3434380), (40, 3262661), (76, 1717190), (95, 1373752), (152, 858595), (190, 686876), (380, 343438), (760, 171719)]