15638720

素因数分解:

$2^6\times 5^1\times {\mathrm{48871}}^1$

素因数の和:48888

約数の個数: 28

約数和(自身を含む): 37240464

約数和(自身を除く): 21601744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 48871, 97742, 195484, 244355, 390968, 488710, 781936, 977420, 1563872, 1954840, 3127744, 3909680, 7819360, 15638720]

約数ペア:

[(1, 15638720), (2, 7819360), (4, 3909680), (5, 3127744), (8, 1954840), (10, 1563872), (16, 977420), (20, 781936), (32, 488710), (40, 390968), (64, 244355), (80, 195484), (160, 97742), (320, 48871)]