7073720

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1987}}^1$

素因数の和:2087

約数の個数: 32

約数和(自身を含む): 16102800

約数和(自身を除く): 9029080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 1987, 3560, 3974, 7948, 9935, 15896, 19870, 39740, 79480, 176843, 353686, 707372, 884215, 1414744, 1768430, 3536860, 7073720]

約数ペア:

[(1, 7073720), (2, 3536860), (4, 1768430), (5, 1414744), (8, 884215), (10, 707372), (20, 353686), (40, 176843), (89, 79480), (178, 39740), (356, 19870), (445, 15896), (712, 9935), (890, 7948), (1780, 3974), (1987, 3560)]