4451360

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:705

約数の個数: 48

約数和(自身を含む): 10777536

約数和(自身を除く): 6326176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 647, 688, 860, 1294, 1376, 1720, 2588, 3235, 3440, 5176, 6470, 6880, 10352, 12940, 20704, 25880, 27821, 51760, 55642, 103520, 111284, 139105, 222568, 278210, 445136, 556420, 890272, 1112840, 2225680, 4451360]

約数ペア:

[(1, 4451360), (2, 2225680), (4, 1112840), (5, 890272), (8, 556420), (10, 445136), (16, 278210), (20, 222568), (32, 139105), (40, 111284), (43, 103520), (80, 55642), (86, 51760), (160, 27821), (172, 25880), (215, 20704), (344, 12940), (430, 10352), (647, 6880), (688, 6470), (860, 5176), (1294, 3440), (1376, 3235), (1720, 2588)]