7642520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11239}}^1$

素因数の和:11267

約数の個数: 32

約数和(自身を含む): 18208800

約数和(自身を除く): 10566280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 11239, 22478, 44956, 56195, 89912, 112390, 191063, 224780, 382126, 449560, 764252, 955315, 1528504, 1910630, 3821260, 7642520]

約数ペア:

[(1, 7642520), (2, 3821260), (4, 1910630), (5, 1528504), (8, 955315), (10, 764252), (17, 449560), (20, 382126), (34, 224780), (40, 191063), (68, 112390), (85, 89912), (136, 56195), (170, 44956), (340, 22478), (680, 11239)]