13358840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{313}}^1$

素因数の和:432

約数の個数: 64

約数和(自身を含む): 33233760

約数和(自身を除く): 19874920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 194, 220, 313, 388, 440, 485, 626, 776, 970, 1067, 1252, 1565, 1940, 2134, 2504, 3130, 3443, 3880, 4268, 5335, 6260, 6886, 8536, 10670, 12520, 13772, 17215, 21340, 27544, 30361, 34430, 42680, 60722, 68860, 121444, 137720, 151805, 242888, 303610, 333971, 607220, 667942, 1214440, 1335884, 1669855, 2671768, 3339710, 6679420, 13358840]

約数ペア:

[(1, 13358840), (2, 6679420), (4, 3339710), (5, 2671768), (8, 1669855), (10, 1335884), (11, 1214440), (20, 667942), (22, 607220), (40, 333971), (44, 303610), (55, 242888), (88, 151805), (97, 137720), (110, 121444), (194, 68860), (220, 60722), (313, 42680), (388, 34430), (440, 30361), (485, 27544), (626, 21340), (776, 17215), (970, 13772), (1067, 12520), (1252, 10670), (1565, 8536), (1940, 6886), (2134, 6260), (2504, 5335), (3130, 4268), (3443, 3880)]