780427010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{13723}}^1$

素因数の和:13799

約数の個数: 48

約数和(自身を含む): 1577052288

約数和(自身を除く): 796625278

約数列:

[1, 2, 5, 10, 11, 22, 47, 55, 94, 110, 121, 235, 242, 470, 517, 605, 1034, 1210, 2585, 5170, 5687, 11374, 13723, 27446, 28435, 56870, 68615, 137230, 150953, 301906, 644981, 754765, 1289962, 1509530, 1660483, 3224905, 3320966, 6449810, 7094791, 8302415, 14189582, 16604830, 35473955, 70947910, 78042701, 156085402, 390213505, 780427010]

約数ペア:

[(1, 780427010), (2, 390213505), (5, 156085402), (10, 78042701), (11, 70947910), (22, 35473955), (47, 16604830), (55, 14189582), (94, 8302415), (110, 7094791), (121, 6449810), (235, 3320966), (242, 3224905), (470, 1660483), (517, 1509530), (605, 1289962), (1034, 754765), (1210, 644981), (2585, 301906), (5170, 150953), (5687, 137230), (11374, 68615), (13723, 56870), (27446, 28435)]