26646670

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1999}}^1$

素因数の和:2080

約数の個数: 32

約数和(自身を含む): 50688000

約数和(自身を除く): 24041330

約数列:

[1, 2, 5, 10, 31, 43, 62, 86, 155, 215, 310, 430, 1333, 1999, 2666, 3998, 6665, 9995, 13330, 19990, 61969, 85957, 123938, 171914, 309845, 429785, 619690, 859570, 2664667, 5329334, 13323335, 26646670]

約数ペア:

[(1, 26646670), (2, 13323335), (5, 5329334), (10, 2664667), (31, 859570), (43, 619690), (62, 429785), (86, 309845), (155, 171914), (215, 123938), (310, 85957), (430, 61969), (1333, 19990), (1999, 13330), (2666, 9995), (3998, 6665)]