493713780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1175509}}^1$

素因数の和:1175528

約数の個数: 48

約数和(自身を含む): 1579885440

約数和(自身を除く): 1086171660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1175509, 2351018, 3526527, 4702036, 5877545, 7053054, 8228563, 11755090, 14106108, 16457126, 17632635, 23510180, 24685689, 32914252, 35265270, 41142815, 49371378, 70530540, 82285630, 98742756, 123428445, 164571260, 246856890, 493713780]

約数ペア:

[(1, 493713780), (2, 246856890), (3, 164571260), (4, 123428445), (5, 98742756), (6, 82285630), (7, 70530540), (10, 49371378), (12, 41142815), (14, 35265270), (15, 32914252), (20, 24685689), (21, 23510180), (28, 17632635), (30, 16457126), (35, 14106108), (42, 11755090), (60, 8228563), (70, 7053054), (84, 5877545), (105, 4702036), (140, 3526527), (210, 2351018), (420, 1175509)]