657702940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{12653}}^1$

素因数の和:12798

約数の個数: 48

約数和(自身を含む): 1454096448

約数和(自身を除く): 796393508

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 113, 115, 226, 230, 452, 460, 565, 1130, 2260, 2599, 5198, 10396, 12653, 12995, 25306, 25990, 50612, 51980, 63265, 126530, 253060, 291019, 582038, 1164076, 1429789, 1455095, 2859578, 2910190, 5719156, 5820380, 7148945, 14297890, 28595780, 32885147, 65770294, 131540588, 164425735, 328851470, 657702940]

約数ペア:

[(1, 657702940), (2, 328851470), (4, 164425735), (5, 131540588), (10, 65770294), (20, 32885147), (23, 28595780), (46, 14297890), (92, 7148945), (113, 5820380), (115, 5719156), (226, 2910190), (230, 2859578), (452, 1455095), (460, 1429789), (565, 1164076), (1130, 582038), (2260, 291019), (2599, 253060), (5198, 126530), (10396, 63265), (12653, 51980), (12995, 50612), (25306, 25990)]