1900496785

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2239}}^1$

素因数の和:2350

約数の個数: 48

約数和(自身を含む): 2659829760

約数和(自身を除く): 759332975

約数列:

[1, 5, 11, 23, 55, 61, 115, 121, 253, 305, 605, 671, 1265, 1403, 2239, 2783, 3355, 7015, 7381, 11195, 13915, 15433, 24629, 36905, 51497, 77165, 123145, 136579, 169763, 257485, 270919, 566467, 682895, 848815, 1354595, 1502369, 2832335, 3141317, 6231137, 7511845, 15706585, 16526059, 31155685, 34554487, 82630295, 172772435, 380099357, 1900496785]

約数ペア:

[(1, 1900496785), (5, 380099357), (11, 172772435), (23, 82630295), (55, 34554487), (61, 31155685), (115, 16526059), (121, 15706585), (253, 7511845), (305, 6231137), (605, 3141317), (671, 2832335), (1265, 1502369), (1403, 1354595), (2239, 848815), (2783, 682895), (3355, 566467), (7015, 270919), (7381, 257485), (11195, 169763), (13915, 136579), (15433, 123145), (24629, 77165), (36905, 51497)]