5221040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1$

素因数の和:390

約数の個数: 80

約数和(自身を含む): 14061600

約数和(自身を除く): 8840560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 349, 374, 440, 680, 698, 748, 880, 935, 1360, 1396, 1496, 1745, 1870, 2792, 2992, 3490, 3740, 3839, 5584, 5933, 6980, 7480, 7678, 11866, 13960, 14960, 15356, 19195, 23732, 27920, 29665, 30712, 38390, 47464, 59330, 61424, 65263, 76780, 94928, 118660, 130526, 153560, 237320, 261052, 307120, 326315, 474640, 522104, 652630, 1044208, 1305260, 2610520, 5221040]

約数ペア:

[(1, 5221040), (2, 2610520), (4, 1305260), (5, 1044208), (8, 652630), (10, 522104), (11, 474640), (16, 326315), (17, 307120), (20, 261052), (22, 237320), (34, 153560), (40, 130526), (44, 118660), (55, 94928), (68, 76780), (80, 65263), (85, 61424), (88, 59330), (110, 47464), (136, 38390), (170, 30712), (176, 29665), (187, 27920), (220, 23732), (272, 19195), (340, 15356), (349, 14960), (374, 13960), (440, 11866), (680, 7678), (698, 7480), (748, 6980), (880, 5933), (935, 5584), (1360, 3839), (1396, 3740), (1496, 3490), (1745, 2992), (1870, 2792)]