30541210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{397}}^1$

素因数の和:575

約数の個数: 48

約数和(自身を含む): 64518984

約数和(自身を除く): 33977774

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 157, 245, 314, 397, 490, 785, 794, 1099, 1570, 1985, 2198, 2779, 3970, 5495, 5558, 7693, 10990, 13895, 15386, 19453, 27790, 38465, 38906, 62329, 76930, 97265, 124658, 194530, 311645, 436303, 623290, 872606, 2181515, 3054121, 4363030, 6108242, 15270605, 30541210]

約数ペア:

[(1, 30541210), (2, 15270605), (5, 6108242), (7, 4363030), (10, 3054121), (14, 2181515), (35, 872606), (49, 623290), (70, 436303), (98, 311645), (157, 194530), (245, 124658), (314, 97265), (397, 76930), (490, 62329), (785, 38906), (794, 38465), (1099, 27790), (1570, 19453), (1985, 15386), (2198, 13895), (2779, 10990), (3970, 7693), (5495, 5558)]