26661720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5167}}^1$

素因数の和:5224

約数の個数: 64

約数和(自身を含む): 81861120

約数和(自身を除く): 55199400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 5167, 10334, 15501, 20668, 25835, 31002, 41336, 51670, 62004, 77505, 103340, 124008, 155010, 206680, 222181, 310020, 444362, 620040, 666543, 888724, 1110905, 1333086, 1777448, 2221810, 2666172, 3332715, 4443620, 5332344, 6665430, 8887240, 13330860, 26661720]

約数ペア:

[(1, 26661720), (2, 13330860), (3, 8887240), (4, 6665430), (5, 5332344), (6, 4443620), (8, 3332715), (10, 2666172), (12, 2221810), (15, 1777448), (20, 1333086), (24, 1110905), (30, 888724), (40, 666543), (43, 620040), (60, 444362), (86, 310020), (120, 222181), (129, 206680), (172, 155010), (215, 124008), (258, 103340), (344, 77505), (430, 62004), (516, 51670), (645, 41336), (860, 31002), (1032, 25835), (1290, 20668), (1720, 15501), (2580, 10334), (5160, 5167)]