209530370

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{283}}^1\times {\mathrm{1511}}^1$

素因数の和:1815

約数の個数: 48

約数和(自身を含む): 440572608

約数和(自身を除く): 231042238

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 283, 490, 566, 1415, 1511, 1981, 2830, 3022, 3962, 7555, 9905, 10577, 13867, 15110, 19810, 21154, 27734, 52885, 69335, 74039, 105770, 138670, 148078, 370195, 427613, 740390, 855226, 2138065, 2993291, 4276130, 5986582, 14966455, 20953037, 29932910, 41906074, 104765185, 209530370]

約数ペア:

[(1, 209530370), (2, 104765185), (5, 41906074), (7, 29932910), (10, 20953037), (14, 14966455), (35, 5986582), (49, 4276130), (70, 2993291), (98, 2138065), (245, 855226), (283, 740390), (490, 427613), (566, 370195), (1415, 148078), (1511, 138670), (1981, 105770), (2830, 74039), (3022, 69335), (3962, 52885), (7555, 27734), (9905, 21154), (10577, 19810), (13867, 15110)]