200899780

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{32299}}^1$

素因数の和:32619

約数の個数: 24

約数和(自身を含む): 423259200

約数和(自身を除く): 222359420

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 6220, 32299, 64598, 129196, 161495, 322990, 645980, 10044989, 20089978, 40179956, 50224945, 100449890, 200899780]

約数ペア:

[(1, 200899780), (2, 100449890), (4, 50224945), (5, 40179956), (10, 20089978), (20, 10044989), (311, 645980), (622, 322990), (1244, 161495), (1555, 129196), (3110, 64598), (6220, 32299)]