11990820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8689}}^1$

素因数の和:8724

約数の個数: 48

約数和(自身を含む): 35038080

約数和(自身を除く): 23047260

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, 8689, 17378, 26067, 34756, 43445, 52134, 86890, 104268, 130335, 173780, 199847, 260670, 399694, 521340, 599541, 799388, 999235, 1199082, 1998470, 2398164, 2997705, 3996940, 5995410, 11990820]

約数ペア:

[(1, 11990820), (2, 5995410), (3, 3996940), (4, 2997705), (5, 2398164), (6, 1998470), (10, 1199082), (12, 999235), (15, 799388), (20, 599541), (23, 521340), (30, 399694), (46, 260670), (60, 199847), (69, 173780), (92, 130335), (115, 104268), (138, 86890), (230, 52134), (276, 43445), (345, 34756), (460, 26067), (690, 17378), (1380, 8689)]