8864240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1439}}^1$

素因数の和:1470

約数の個数: 80

約数和(自身を含む): 25712640

約数和(自身を除く): 16848400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1439, 1540, 2878, 3080, 5756, 6160, 7195, 10073, 11512, 14390, 15829, 20146, 23024, 28780, 31658, 40292, 50365, 57560, 63316, 79145, 80584, 100730, 110803, 115120, 126632, 158290, 161168, 201460, 221606, 253264, 316580, 402920, 443212, 554015, 633160, 805840, 886424, 1108030, 1266320, 1772848, 2216060, 4432120, 8864240]

約数ペア:

[(1, 8864240), (2, 4432120), (4, 2216060), (5, 1772848), (7, 1266320), (8, 1108030), (10, 886424), (11, 805840), (14, 633160), (16, 554015), (20, 443212), (22, 402920), (28, 316580), (35, 253264), (40, 221606), (44, 201460), (55, 161168), (56, 158290), (70, 126632), (77, 115120), (80, 110803), (88, 100730), (110, 80584), (112, 79145), (140, 63316), (154, 57560), (176, 50365), (220, 40292), (280, 31658), (308, 28780), (385, 23024), (440, 20146), (560, 15829), (616, 14390), (770, 11512), (880, 10073), (1232, 7195), (1439, 6160), (1540, 5756), (2878, 3080)]