29948980

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^2\times {\mathrm{281}}^1$

素因数の和:436

約数の個数: 36

約数和(自身を含む): 63993132

約数和(自身を除く): 34044152

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 281, 292, 365, 562, 730, 1124, 1405, 1460, 2810, 5329, 5620, 10658, 20513, 21316, 26645, 41026, 53290, 82052, 102565, 106580, 205130, 410260, 1497449, 2994898, 5989796, 7487245, 14974490, 29948980]

約数ペア:

[(1, 29948980), (2, 14974490), (4, 7487245), (5, 5989796), (10, 2994898), (20, 1497449), (73, 410260), (146, 205130), (281, 106580), (292, 102565), (365, 82052), (562, 53290), (730, 41026), (1124, 26645), (1405, 21316), (1460, 20513), (2810, 10658), (5329, 5620)]