40721086

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 79377408

約数和(自身を除く): 38656322

約数列:

[1, 2, 7, 14, 17, 23, 34, 43, 46, 86, 119, 161, 173, 238, 301, 322, 346, 391, 602, 731, 782, 989, 1211, 1462, 1978, 2422, 2737, 2941, 3979, 5117, 5474, 5882, 6923, 7439, 7958, 10234, 13846, 14878, 16813, 20587, 27853, 33626, 41174, 52073, 55706, 67643, 104146, 117691, 126463, 135286, 171097, 235382, 252926, 342194, 473501, 885241, 947002, 1197679, 1770482, 2395358, 2908649, 5817298, 20360543, 40721086]

約数ペア:

[(1, 40721086), (2, 20360543), (7, 5817298), (14, 2908649), (17, 2395358), (23, 1770482), (34, 1197679), (43, 947002), (46, 885241), (86, 473501), (119, 342194), (161, 252926), (173, 235382), (238, 171097), (301, 135286), (322, 126463), (346, 117691), (391, 104146), (602, 67643), (731, 55706), (782, 52073), (989, 41174), (1211, 33626), (1462, 27853), (1978, 20587), (2422, 16813), (2737, 14878), (2941, 13846), (3979, 10234), (5117, 7958), (5474, 7439), (5882, 6923)]