16665440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{557}}^1$

素因数の和:600

約数の個数: 96

約数和(自身を含む): 45559584

約数和(自身を除く): 28894144

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 160, 170, 176, 187, 220, 272, 340, 352, 374, 440, 544, 557, 680, 748, 880, 935, 1114, 1360, 1496, 1760, 1870, 2228, 2720, 2785, 2992, 3740, 4456, 5570, 5984, 6127, 7480, 8912, 9469, 11140, 12254, 14960, 17824, 18938, 22280, 24508, 29920, 30635, 37876, 44560, 47345, 49016, 61270, 75752, 89120, 94690, 98032, 104159, 122540, 151504, 189380, 196064, 208318, 245080, 303008, 378760, 416636, 490160, 520795, 757520, 833272, 980320, 1041590, 1515040, 1666544, 2083180, 3333088, 4166360, 8332720, 16665440]

約数ペア:

[(1, 16665440), (2, 8332720), (4, 4166360), (5, 3333088), (8, 2083180), (10, 1666544), (11, 1515040), (16, 1041590), (17, 980320), (20, 833272), (22, 757520), (32, 520795), (34, 490160), (40, 416636), (44, 378760), (55, 303008), (68, 245080), (80, 208318), (85, 196064), (88, 189380), (110, 151504), (136, 122540), (160, 104159), (170, 98032), (176, 94690), (187, 89120), (220, 75752), (272, 61270), (340, 49016), (352, 47345), (374, 44560), (440, 37876), (544, 30635), (557, 29920), (680, 24508), (748, 22280), (880, 18938), (935, 17824), (1114, 14960), (1360, 12254), (1496, 11140), (1760, 9469), (1870, 8912), (2228, 7480), (2720, 6127), (2785, 5984), (2992, 5570), (3740, 4456)]