20147770

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{349}}^1$

素因数の和:630

約数の個数: 32

約数和(自身を含む): 38102400

約数和(自身を除く): 17954630

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 251, 349, 502, 698, 1255, 1745, 2510, 3490, 5773, 8027, 11546, 16054, 28865, 40135, 57730, 80270, 87599, 175198, 437995, 875990, 2014777, 4029554, 10073885, 20147770]

約数ペア:

[(1, 20147770), (2, 10073885), (5, 4029554), (10, 2014777), (23, 875990), (46, 437995), (115, 175198), (230, 87599), (251, 80270), (349, 57730), (502, 40135), (698, 28865), (1255, 16054), (1745, 11546), (2510, 8027), (3490, 5773)]