7959820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{373}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 18472608

約数和(自身を除く): 10512788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 220, 373, 388, 485, 746, 970, 1067, 1492, 1865, 1940, 2134, 3730, 4103, 4268, 5335, 7460, 8206, 10670, 16412, 20515, 21340, 36181, 41030, 72362, 82060, 144724, 180905, 361810, 397991, 723620, 795982, 1591964, 1989955, 3979910, 7959820]

約数ペア:

[(1, 7959820), (2, 3979910), (4, 1989955), (5, 1591964), (10, 795982), (11, 723620), (20, 397991), (22, 361810), (44, 180905), (55, 144724), (97, 82060), (110, 72362), (194, 41030), (220, 36181), (373, 21340), (388, 20515), (485, 16412), (746, 10670), (970, 8206), (1067, 7460), (1492, 5335), (1865, 4268), (1940, 4103), (2134, 3730)]