200022920

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{68501}}^1$

素因数の和:68585

約数の個数: 32

約数和(自身を含む): 456223320

約数和(自身を除く): 256200400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 68501, 137002, 274004, 342505, 548008, 685010, 1370020, 2740040, 5000573, 10001146, 20002292, 25002865, 40004584, 50005730, 100011460, 200022920]

約数ペア:

[(1, 200022920), (2, 100011460), (4, 50005730), (5, 40004584), (8, 25002865), (10, 20002292), (20, 10001146), (40, 5000573), (73, 2740040), (146, 1370020), (292, 685010), (365, 548008), (584, 342505), (730, 274004), (1460, 137002), (2920, 68501)]