286787440

素因数分解:

$2^4\times 5^1\times {\mathrm{1721}}^1\times {\mathrm{2083}}^1$

素因数の和:3817

約数の個数: 40

約数和(自身を含む): 667488528

約数和(自身を除く): 380701088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1721, 2083, 3442, 4166, 6884, 8332, 8605, 10415, 13768, 16664, 17210, 20830, 27536, 33328, 34420, 41660, 68840, 83320, 137680, 166640, 3584843, 7169686, 14339372, 17924215, 28678744, 35848430, 57357488, 71696860, 143393720, 286787440]

約数ペア:

[(1, 286787440), (2, 143393720), (4, 71696860), (5, 57357488), (8, 35848430), (10, 28678744), (16, 17924215), (20, 14339372), (40, 7169686), (80, 3584843), (1721, 166640), (2083, 137680), (3442, 83320), (4166, 68840), (6884, 41660), (8332, 34420), (8605, 33328), (10415, 27536), (13768, 20830), (16664, 17210)]