12931980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9371}}^1$

素因数の和:9406

約数の個数: 48

約数和(自身を含む): 37787904

約数和(自身を除く): 24855924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 9371, 18742, 28113, 37484, 46855, 56226, 93710, 112452, 140565, 187420, 215533, 281130, 431066, 562260, 646599, 862132, 1077665, 1293198, 2155330, 2586396, 3232995, 4310660, 6465990, 12931980]

約数ペア:

[(1, 12931980), (2, 6465990), (3, 4310660), (4, 3232995), (5, 2586396), (6, 2155330), (10, 1293198), (12, 1077665), (15, 862132), (20, 646599), (23, 562260), (30, 431066), (46, 281130), (60, 215533), (69, 187420), (92, 140565), (115, 112452), (138, 93710), (230, 56226), (276, 46855), (345, 37484), (460, 28113), (690, 18742), (1380, 9371)]