1330396040

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{242773}}^1$

素因数の和:242921

約数の個数: 32

約数和(自身を含む): 3015253080

約数和(自身を除く): 1684857040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 242773, 485546, 971092, 1213865, 1942184, 2427730, 4855460, 9710920, 33259901, 66519802, 133039604, 166299505, 266079208, 332599010, 665198020, 1330396040]

約数ペア:

[(1, 1330396040), (2, 665198020), (4, 332599010), (5, 266079208), (8, 166299505), (10, 133039604), (20, 66519802), (40, 33259901), (137, 9710920), (274, 4855460), (548, 2427730), (685, 1942184), (1096, 1213865), (1370, 971092), (2740, 485546), (5480, 242773)]