17405680

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2243}}^1$

素因数の和:2353

約数の個数: 40

約数和(自身を含む): 40903632

約数和(自身を除く): 23497952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 2243, 3880, 4486, 7760, 8972, 11215, 17944, 22430, 35888, 44860, 89720, 179440, 217571, 435142, 870284, 1087855, 1740568, 2175710, 3481136, 4351420, 8702840, 17405680]

約数ペア:

[(1, 17405680), (2, 8702840), (4, 4351420), (5, 3481136), (8, 2175710), (10, 1740568), (16, 1087855), (20, 870284), (40, 435142), (80, 217571), (97, 179440), (194, 89720), (388, 44860), (485, 35888), (776, 22430), (970, 17944), (1552, 11215), (1940, 8972), (2243, 7760), (3880, 4486)]