15970480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11743}}^1$

素因数の和:11773

約数の個数: 40

約数和(自身を含む): 39318912

約数和(自身を除く): 23348432

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 11743, 23486, 46972, 58715, 93944, 117430, 187888, 199631, 234860, 399262, 469720, 798524, 939440, 998155, 1597048, 1996310, 3194096, 3992620, 7985240, 15970480]

約数ペア:

[(1, 15970480), (2, 7985240), (4, 3992620), (5, 3194096), (8, 1996310), (10, 1597048), (16, 998155), (17, 939440), (20, 798524), (34, 469720), (40, 399262), (68, 234860), (80, 199631), (85, 187888), (136, 117430), (170, 93944), (272, 58715), (340, 46972), (680, 23486), (1360, 11743)]