148797860

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{28949}}^1$

素因数の和:29215

約数の個数: 24

約数和(自身を含む): 313702200

約数和(自身を除く): 164904340

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 28949, 57898, 115796, 144745, 289490, 578980, 7439893, 14879786, 29759572, 37199465, 74398930, 148797860]

約数ペア:

[(1, 148797860), (2, 74398930), (4, 37199465), (5, 29759572), (10, 14879786), (20, 7439893), (257, 578980), (514, 289490), (1028, 144745), (1285, 115796), (2570, 57898), (5140, 28949)]