16971440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12479}}^1$

素因数の和:12509

約数の個数: 40

約数和(自身を含む): 41783040

約数和(自身を除く): 24811600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 12479, 24958, 49916, 62395, 99832, 124790, 199664, 212143, 249580, 424286, 499160, 848572, 998320, 1060715, 1697144, 2121430, 3394288, 4242860, 8485720, 16971440]

約数ペア:

[(1, 16971440), (2, 8485720), (4, 4242860), (5, 3394288), (8, 2121430), (10, 1697144), (16, 1060715), (17, 998320), (20, 848572), (34, 499160), (40, 424286), (68, 249580), (80, 212143), (85, 199664), (136, 124790), (170, 99832), (272, 62395), (340, 49916), (680, 24958), (1360, 12479)]