2113993720

素因数分解:

$2^3\times 5^1\times {\mathrm{911}}^1\times {\mathrm{58013}}^1$

素因数の和:58935

約数の個数: 32

約数和(自身を含む): 4761789120

約数和(自身を除く): 2647795400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 911, 1822, 3644, 4555, 7288, 9110, 18220, 36440, 58013, 116026, 232052, 290065, 464104, 580130, 1160260, 2320520, 52849843, 105699686, 211399372, 264249215, 422798744, 528498430, 1056996860, 2113993720]

約数ペア:

[(1, 2113993720), (2, 1056996860), (4, 528498430), (5, 422798744), (8, 264249215), (10, 211399372), (20, 105699686), (40, 52849843), (911, 2320520), (1822, 1160260), (3644, 580130), (4555, 464104), (7288, 290065), (9110, 232052), (18220, 116026), (36440, 58013)]