190055810

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{397}}^1\times {\mathrm{977}}^1$

素因数の和:1395

約数の個数: 48

約数和(自身を含む): 399364344

約数和(自身を除く): 209308534

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 397, 490, 794, 977, 1954, 1985, 2779, 3970, 4885, 5558, 6839, 9770, 13678, 13895, 19453, 27790, 34195, 38906, 47873, 68390, 95746, 97265, 194530, 239365, 387869, 478730, 775738, 1939345, 2715083, 3878690, 5430166, 13575415, 19005581, 27150830, 38011162, 95027905, 190055810]

約数ペア:

[(1, 190055810), (2, 95027905), (5, 38011162), (7, 27150830), (10, 19005581), (14, 13575415), (35, 5430166), (49, 3878690), (70, 2715083), (98, 1939345), (245, 775738), (397, 478730), (490, 387869), (794, 239365), (977, 194530), (1954, 97265), (1985, 95746), (2779, 68390), (3970, 47873), (4885, 38906), (5558, 34195), (6839, 27790), (9770, 19453), (13678, 13895)]