29140520

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{7213}}^1$

素因数の和:7325

約数の個数: 32

約数和(自身を含む): 66224520

約数和(自身を除く): 37084000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 7213, 14426, 28852, 36065, 57704, 72130, 144260, 288520, 728513, 1457026, 2914052, 3642565, 5828104, 7285130, 14570260, 29140520]

約数ペア:

[(1, 29140520), (2, 14570260), (4, 7285130), (5, 5828104), (8, 3642565), (10, 2914052), (20, 1457026), (40, 728513), (101, 288520), (202, 144260), (404, 72130), (505, 57704), (808, 36065), (1010, 28852), (2020, 14426), (4040, 7213)]