74388520

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{18413}}^1$

素因数の和:18525

約数の個数: 32

約数和(自身を含む): 169040520

約数和(自身を除く): 94652000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 18413, 36826, 73652, 92065, 147304, 184130, 368260, 736520, 1859713, 3719426, 7438852, 9298565, 14877704, 18597130, 37194260, 74388520]

約数ペア:

[(1, 74388520), (2, 37194260), (4, 18597130), (5, 14877704), (8, 9298565), (10, 7438852), (20, 3719426), (40, 1859713), (101, 736520), (202, 368260), (404, 184130), (505, 147304), (808, 92065), (1010, 73652), (2020, 36826), (4040, 18413)]