39982280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3343}}^1$

素因数の和:3390

約数の個数: 64

約数和(自身を含む): 101122560

約数和(自身を除く): 61140280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 184, 230, 260, 299, 460, 520, 598, 920, 1196, 1495, 2392, 2990, 3343, 5980, 6686, 11960, 13372, 16715, 26744, 33430, 43459, 66860, 76889, 86918, 133720, 153778, 173836, 217295, 307556, 347672, 384445, 434590, 615112, 768890, 869180, 999557, 1537780, 1738360, 1999114, 3075560, 3998228, 4997785, 7996456, 9995570, 19991140, 39982280]

約数ペア:

[(1, 39982280), (2, 19991140), (4, 9995570), (5, 7996456), (8, 4997785), (10, 3998228), (13, 3075560), (20, 1999114), (23, 1738360), (26, 1537780), (40, 999557), (46, 869180), (52, 768890), (65, 615112), (92, 434590), (104, 384445), (115, 347672), (130, 307556), (184, 217295), (230, 173836), (260, 153778), (299, 133720), (460, 86918), (520, 76889), (598, 66860), (920, 43459), (1196, 33430), (1495, 26744), (2392, 16715), (2990, 13372), (3343, 11960), (5980, 6686)]