7216940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{541}}^1$

素因数の和:602

約数の個数: 48

約数和(自身を含む): 16390080

約数和(自身を除く): 9173140

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 46, 58, 92, 115, 116, 145, 230, 290, 460, 541, 580, 667, 1082, 1334, 2164, 2668, 2705, 3335, 5410, 6670, 10820, 12443, 13340, 15689, 24886, 31378, 49772, 62215, 62756, 78445, 124430, 156890, 248860, 313780, 360847, 721694, 1443388, 1804235, 3608470, 7216940]

約数ペア:

[(1, 7216940), (2, 3608470), (4, 1804235), (5, 1443388), (10, 721694), (20, 360847), (23, 313780), (29, 248860), (46, 156890), (58, 124430), (92, 78445), (115, 62756), (116, 62215), (145, 49772), (230, 31378), (290, 24886), (460, 15689), (541, 13340), (580, 12443), (667, 10820), (1082, 6670), (1334, 5410), (2164, 3335), (2668, 2705)]