28861320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10457}}^1$

素因数の和:10494

約数の個数: 64

約数和(自身を含む): 90357120

約数和(自身を除く): 61495800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 10457, 20914, 31371, 41828, 52285, 62742, 83656, 104570, 125484, 156855, 209140, 240511, 250968, 313710, 418280, 481022, 627420, 721533, 962044, 1202555, 1254840, 1443066, 1924088, 2405110, 2886132, 3607665, 4810220, 5772264, 7215330, 9620440, 14430660, 28861320]

約数ペア:

[(1, 28861320), (2, 14430660), (3, 9620440), (4, 7215330), (5, 5772264), (6, 4810220), (8, 3607665), (10, 2886132), (12, 2405110), (15, 1924088), (20, 1443066), (23, 1254840), (24, 1202555), (30, 962044), (40, 721533), (46, 627420), (60, 481022), (69, 418280), (92, 313710), (115, 250968), (120, 240511), (138, 209140), (184, 156855), (230, 125484), (276, 104570), (345, 83656), (460, 62742), (552, 52285), (690, 41828), (920, 31371), (1380, 20914), (2760, 10457)]