40960480

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2$

素因数の和:117

約数の個数: 144

約数和(自身を含む): 114878736

約数和(自身を除く): 73918256

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 37, 40, 44, 55, 68, 74, 80, 85, 88, 110, 136, 148, 160, 170, 176, 185, 187, 220, 272, 296, 340, 352, 370, 374, 407, 440, 544, 592, 629, 680, 740, 748, 814, 880, 935, 1184, 1258, 1360, 1369, 1480, 1496, 1628, 1760, 1870, 2035, 2516, 2720, 2738, 2960, 2992, 3145, 3256, 3740, 4070, 5032, 5476, 5920, 5984, 6290, 6512, 6845, 6919, 7480, 8140, 10064, 10952, 12580, 13024, 13690, 13838, 14960, 15059, 16280, 20128, 21904, 23273, 25160, 27380, 27676, 29920, 30118, 32560, 34595, 43808, 46546, 50320, 54760, 55352, 60236, 65120, 69190, 75295, 93092, 100640, 109520, 110704, 116365, 120472, 138380, 150590, 186184, 219040, 221408, 232730, 240944, 256003, 276760, 301180, 372368, 465460, 481888, 512006, 553520, 602360, 744736, 930920, 1024012, 1107040, 1204720, 1280015, 1861840, 2048024, 2409440, 2560030, 3723680, 4096048, 5120060, 8192096, 10240120, 20480240, 40960480]

約数ペア:

[(1, 40960480), (2, 20480240), (4, 10240120), (5, 8192096), (8, 5120060), (10, 4096048), (11, 3723680), (16, 2560030), (17, 2409440), (20, 2048024), (22, 1861840), (32, 1280015), (34, 1204720), (37, 1107040), (40, 1024012), (44, 930920), (55, 744736), (68, 602360), (74, 553520), (80, 512006), (85, 481888), (88, 465460), (110, 372368), (136, 301180), (148, 276760), (160, 256003), (170, 240944), (176, 232730), (185, 221408), (187, 219040), (220, 186184), (272, 150590), (296, 138380), (340, 120472), (352, 116365), (370, 110704), (374, 109520), (407, 100640), (440, 93092), (544, 75295), (592, 69190), (629, 65120), (680, 60236), (740, 55352), (748, 54760), (814, 50320), (880, 46546), (935, 43808), (1184, 34595), (1258, 32560), (1360, 30118), (1369, 29920), (1480, 27676), (1496, 27380), (1628, 25160), (1760, 23273), (1870, 21904), (2035, 20128), (2516, 16280), (2720, 15059), (2738, 14960), (2960, 13838), (2992, 13690), (3145, 13024), (3256, 12580), (3740, 10952), (4070, 10064), (5032, 8140), (5476, 7480), (5920, 6919), (5984, 6845), (6290, 6512)]