2020030805

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{101}}^1\times {\mathrm{23669}}^1$

素因数の和:23801

約数の個数: 24

約数和(自身を含む): 2650945320

約数和(自身を除く): 630914515

約数列:

[1, 5, 13, 65, 101, 169, 505, 845, 1313, 6565, 17069, 23669, 85345, 118345, 307697, 1538485, 2390569, 4000061, 11952845, 20000305, 31077397, 155386985, 404006161, 2020030805]

約数ペア:

[(1, 2020030805), (5, 404006161), (13, 155386985), (65, 31077397), (101, 20000305), (169, 11952845), (505, 4000061), (845, 2390569), (1313, 1538485), (6565, 307697), (17069, 118345), (23669, 85345)]