8438720

素因数分解:

$2^6\times 5^1\times {\mathrm{26371}}^1$

素因数の和:26388

約数の個数: 28

約数和(自身を含む): 20095464

約数和(自身を除く): 11656744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 26371, 52742, 105484, 131855, 210968, 263710, 421936, 527420, 843872, 1054840, 1687744, 2109680, 4219360, 8438720]

約数ペア:

[(1, 8438720), (2, 4219360), (4, 2109680), (5, 1687744), (8, 1054840), (10, 843872), (16, 527420), (20, 421936), (32, 263710), (40, 210968), (64, 131855), (80, 105484), (160, 52742), (320, 26371)]