2020100152

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{456623}}^1$

素因数の和:456715

約数の個数: 32

約数和(自身を含む): 4383590400

約数和(自身を除く): 2363490248

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 456623, 913246, 1826492, 3196361, 3652984, 6392722, 12785444, 25570888, 36073217, 72146434, 144292868, 252512519, 288585736, 505025038, 1010050076, 2020100152]

約数ペア:

[(1, 2020100152), (2, 1010050076), (4, 505025038), (7, 288585736), (8, 252512519), (14, 144292868), (28, 72146434), (56, 36073217), (79, 25570888), (158, 12785444), (316, 6392722), (553, 3652984), (632, 3196361), (1106, 1826492), (2212, 913246), (4424, 456623)]