42999440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{373}}^1$

素因数の和:528

約数の個数: 80

約数和(自身を含む): 110189376

約数和(自身を除く): 67189936

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 131, 176, 220, 262, 373, 440, 524, 655, 746, 880, 1048, 1310, 1441, 1492, 1865, 2096, 2620, 2882, 2984, 3730, 4103, 5240, 5764, 5968, 7205, 7460, 8206, 10480, 11528, 14410, 14920, 16412, 20515, 23056, 28820, 29840, 32824, 41030, 48863, 57640, 65648, 82060, 97726, 115280, 164120, 195452, 244315, 328240, 390904, 488630, 537493, 781808, 977260, 1074986, 1954520, 2149972, 2687465, 3909040, 4299944, 5374930, 8599888, 10749860, 21499720, 42999440]

約数ペア:

[(1, 42999440), (2, 21499720), (4, 10749860), (5, 8599888), (8, 5374930), (10, 4299944), (11, 3909040), (16, 2687465), (20, 2149972), (22, 1954520), (40, 1074986), (44, 977260), (55, 781808), (80, 537493), (88, 488630), (110, 390904), (131, 328240), (176, 244315), (220, 195452), (262, 164120), (373, 115280), (440, 97726), (524, 82060), (655, 65648), (746, 57640), (880, 48863), (1048, 41030), (1310, 32824), (1441, 29840), (1492, 28820), (1865, 23056), (2096, 20515), (2620, 16412), (2882, 14920), (2984, 14410), (3730, 11528), (4103, 10480), (5240, 8206), (5764, 7460), (5968, 7205)]