3965168120

素因数分解:

$2^3\times 5^1\times {\mathrm{99129203}}^1$

素因数の和:99129214

約数の個数: 16

約数和(自身を含む): 8921628360

約数和(自身を除く): 4956460240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 99129203, 198258406, 396516812, 495646015, 793033624, 991292030, 1982584060, 3965168120]

約数ペア:

[(1, 3965168120), (2, 1982584060), (4, 991292030), (5, 793033624), (8, 495646015), (10, 396516812), (20, 198258406), (40, 99129203)]