8188400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1861}}^1$

素因数の和:1890

約数の個数: 60

約数和(自身を含む): 21472584

約数和(自身を除く): 13284184

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 1861, 2200, 3722, 4400, 7444, 9305, 14888, 18610, 20471, 29776, 37220, 40942, 46525, 74440, 81884, 93050, 102355, 148880, 163768, 186100, 204710, 327536, 372200, 409420, 511775, 744400, 818840, 1023550, 1637680, 2047100, 4094200, 8188400]

約数ペア:

[(1, 8188400), (2, 4094200), (4, 2047100), (5, 1637680), (8, 1023550), (10, 818840), (11, 744400), (16, 511775), (20, 409420), (22, 372200), (25, 327536), (40, 204710), (44, 186100), (50, 163768), (55, 148880), (80, 102355), (88, 93050), (100, 81884), (110, 74440), (176, 46525), (200, 40942), (220, 37220), (275, 29776), (400, 20471), (440, 18610), (550, 14888), (880, 9305), (1100, 7444), (1861, 4400), (2200, 3722)]