206407360

素因数分解:

$2^6\times 5^1\times {\mathrm{645023}}^1$

素因数の和:645040

約数の個数: 28

約数和(自身を含む): 491508288

約数和(自身を除く): 285100928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 645023, 1290046, 2580092, 3225115, 5160184, 6450230, 10320368, 12900460, 20640736, 25800920, 41281472, 51601840, 103203680, 206407360]

約数ペア:

[(1, 206407360), (2, 103203680), (4, 51601840), (5, 41281472), (8, 25800920), (10, 20640736), (16, 12900460), (20, 10320368), (32, 6450230), (40, 5160184), (64, 3225115), (80, 2580092), (160, 1290046), (320, 645023)]