828920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:104

約数の個数: 64

約数和(自身を含む): 2099520

約数和(自身を除く): 1270600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 53, 68, 85, 92, 106, 115, 136, 170, 184, 212, 230, 265, 340, 391, 424, 460, 530, 680, 782, 901, 920, 1060, 1219, 1564, 1802, 1955, 2120, 2438, 3128, 3604, 3910, 4505, 4876, 6095, 7208, 7820, 9010, 9752, 12190, 15640, 18020, 20723, 24380, 36040, 41446, 48760, 82892, 103615, 165784, 207230, 414460, 828920]

約数ペア:

[(1, 828920), (2, 414460), (4, 207230), (5, 165784), (8, 103615), (10, 82892), (17, 48760), (20, 41446), (23, 36040), (34, 24380), (40, 20723), (46, 18020), (53, 15640), (68, 12190), (85, 9752), (92, 9010), (106, 7820), (115, 7208), (136, 6095), (170, 4876), (184, 4505), (212, 3910), (230, 3604), (265, 3128), (340, 2438), (391, 2120), (424, 1955), (460, 1802), (530, 1564), (680, 1219), (782, 1060), (901, 920)]