22194520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:412

約数の個数: 64

約数和(自身を含む): 53498880

約数和(自身を除く): 31304360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 127, 136, 170, 254, 257, 340, 508, 514, 635, 680, 1016, 1028, 1270, 1285, 2056, 2159, 2540, 2570, 4318, 4369, 5080, 5140, 8636, 8738, 10280, 10795, 17272, 17476, 21590, 21845, 32639, 34952, 43180, 43690, 65278, 86360, 87380, 130556, 163195, 174760, 261112, 326390, 554863, 652780, 1109726, 1305560, 2219452, 2774315, 4438904, 5548630, 11097260, 22194520]

約数ペア:

[(1, 22194520), (2, 11097260), (4, 5548630), (5, 4438904), (8, 2774315), (10, 2219452), (17, 1305560), (20, 1109726), (34, 652780), (40, 554863), (68, 326390), (85, 261112), (127, 174760), (136, 163195), (170, 130556), (254, 87380), (257, 86360), (340, 65278), (508, 43690), (514, 43180), (635, 34952), (680, 32639), (1016, 21845), (1028, 21590), (1270, 17476), (1285, 17272), (2056, 10795), (2159, 10280), (2540, 8738), (2570, 8636), (4318, 5140), (4369, 5080)]