4056220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{4139}}^1$

素因数の和:4162

約数の個数: 36

約数和(自身を含む): 9911160

約数和(自身を除く): 5854940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 4139, 8278, 16556, 20695, 28973, 41390, 57946, 82780, 115892, 144865, 202811, 289730, 405622, 579460, 811244, 1014055, 2028110, 4056220]

約数ペア:

[(1, 4056220), (2, 2028110), (4, 1014055), (5, 811244), (7, 579460), (10, 405622), (14, 289730), (20, 202811), (28, 144865), (35, 115892), (49, 82780), (70, 57946), (98, 41390), (140, 28973), (196, 20695), (245, 16556), (490, 8278), (980, 4139)]