1320440044

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{14243}}^1$

素因数の和:14315

約数の個数: 72

約数和(自身を含む): 3000811968

約数和(自身を除く): 1680371924

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 49, 77, 86, 98, 154, 172, 196, 301, 308, 473, 539, 602, 946, 1078, 1204, 1892, 2107, 2156, 3311, 4214, 6622, 8428, 13244, 14243, 23177, 28486, 46354, 56972, 92708, 99701, 156673, 199402, 313346, 398804, 612449, 626692, 697907, 1096711, 1224898, 1395814, 2193422, 2449796, 2791628, 4287143, 4386844, 6736939, 7676977, 8574286, 13473878, 15353954, 17148572, 26947756, 30010001, 30707908, 47158573, 60020002, 94317146, 120040004, 188634292, 330110011, 660220022, 1320440044]

約数ペア:

[(1, 1320440044), (2, 660220022), (4, 330110011), (7, 188634292), (11, 120040004), (14, 94317146), (22, 60020002), (28, 47158573), (43, 30707908), (44, 30010001), (49, 26947756), (77, 17148572), (86, 15353954), (98, 13473878), (154, 8574286), (172, 7676977), (196, 6736939), (301, 4386844), (308, 4287143), (473, 2791628), (539, 2449796), (602, 2193422), (946, 1395814), (1078, 1224898), (1204, 1096711), (1892, 697907), (2107, 626692), (2156, 612449), (3311, 398804), (4214, 313346), (6622, 199402), (8428, 156673), (13244, 99701), (14243, 92708), (23177, 56972), (28486, 46354)]