1489741930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{18713}}^1$

素因数の和:19158

約数の個数: 32

約数和(自身を含む): 2829556800

約数和(自身を除く): 1339814870

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 419, 838, 2095, 4190, 7961, 15922, 18713, 37426, 39805, 79610, 93565, 187130, 355547, 711094, 1777735, 3555470, 7840747, 15681494, 39203735, 78407470, 148974193, 297948386, 744870965, 1489741930]

約数ペア:

[(1, 1489741930), (2, 744870965), (5, 297948386), (10, 148974193), (19, 78407470), (38, 39203735), (95, 15681494), (190, 7840747), (419, 3555470), (838, 1777735), (2095, 711094), (4190, 355547), (7961, 187130), (15922, 93565), (18713, 79610), (37426, 39805)]