7719740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{823}}^1$

素因数の和:906

約数の個数: 48

約数和(自身を含む): 18826752

約数和(自身を除く): 11107012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 823, 938, 1340, 1646, 1876, 2345, 3292, 4115, 4690, 5761, 8230, 9380, 11522, 16460, 23044, 28805, 55141, 57610, 110282, 115220, 220564, 275705, 385987, 551410, 771974, 1102820, 1543948, 1929935, 3859870, 7719740]

約数ペア:

[(1, 7719740), (2, 3859870), (4, 1929935), (5, 1543948), (7, 1102820), (10, 771974), (14, 551410), (20, 385987), (28, 275705), (35, 220564), (67, 115220), (70, 110282), (134, 57610), (140, 55141), (268, 28805), (335, 23044), (469, 16460), (670, 11522), (823, 9380), (938, 8230), (1340, 5761), (1646, 4690), (1876, 4115), (2345, 3292)]