8450320

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1993}}^1$

素因数の和:2059

約数の個数: 40

約数和(自身を含む): 20027736

約数和(自身を除く): 11577416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 1993, 2120, 3986, 4240, 7972, 9965, 15944, 19930, 31888, 39860, 79720, 105629, 159440, 211258, 422516, 528145, 845032, 1056290, 1690064, 2112580, 4225160, 8450320]

約数ペア:

[(1, 8450320), (2, 4225160), (4, 2112580), (5, 1690064), (8, 1056290), (10, 845032), (16, 528145), (20, 422516), (40, 211258), (53, 159440), (80, 105629), (106, 79720), (212, 39860), (265, 31888), (424, 19930), (530, 15944), (848, 9965), (1060, 7972), (1993, 4240), (2120, 3986)]