1448049260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{145679}}^1$

素因数の和:145766

約数の個数: 48

約数和(自身を含む): 3524290560

約数和(自身を除く): 2076241300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 145679, 291358, 582716, 728395, 1019753, 1456790, 2039506, 2913580, 4079012, 5098765, 10197530, 10343209, 20395060, 20686418, 41372836, 51716045, 72402463, 103432090, 144804926, 206864180, 289609852, 362012315, 724024630, 1448049260]

約数ペア:

[(1, 1448049260), (2, 724024630), (4, 362012315), (5, 289609852), (7, 206864180), (10, 144804926), (14, 103432090), (20, 72402463), (28, 51716045), (35, 41372836), (70, 20686418), (71, 20395060), (140, 10343209), (142, 10197530), (284, 5098765), (355, 4079012), (497, 2913580), (710, 2039506), (994, 1456790), (1420, 1019753), (1988, 728395), (2485, 582716), (4970, 291358), (9940, 145679)]