981736220

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{401}}^1\times {\mathrm{733}}^1$

素因数の和:1310

約数の個数: 48

約数和(自身を含む): 2081999808

約数和(自身を除く): 1100263588

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 401, 668, 733, 802, 835, 1466, 1604, 1670, 2005, 2932, 3340, 3665, 4010, 7330, 8020, 14660, 66967, 122411, 133934, 244822, 267868, 293933, 334835, 489644, 587866, 612055, 669670, 1175732, 1224110, 1339340, 1469665, 2448220, 2939330, 5878660, 49086811, 98173622, 196347244, 245434055, 490868110, 981736220]

約数ペア:

[(1, 981736220), (2, 490868110), (4, 245434055), (5, 196347244), (10, 98173622), (20, 49086811), (167, 5878660), (334, 2939330), (401, 2448220), (668, 1469665), (733, 1339340), (802, 1224110), (835, 1175732), (1466, 669670), (1604, 612055), (1670, 587866), (2005, 489644), (2932, 334835), (3340, 293933), (3665, 267868), (4010, 244822), (7330, 133934), (8020, 122411), (14660, 66967)]