1330384040

素因数分解:

$2^3\times 5^1\times {\mathrm{3691}}^1\times {\mathrm{9011}}^1$

素因数の和:12713

約数の個数: 32

約数和(自身を含む): 2994507360

約数和(自身を除く): 1664123320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3691, 7382, 9011, 14764, 18022, 18455, 29528, 36044, 36910, 45055, 72088, 73820, 90110, 147640, 180220, 360440, 33259601, 66519202, 133038404, 166298005, 266076808, 332596010, 665192020, 1330384040]

約数ペア:

[(1, 1330384040), (2, 665192020), (4, 332596010), (5, 266076808), (8, 166298005), (10, 133038404), (20, 66519202), (40, 33259601), (3691, 360440), (7382, 180220), (9011, 147640), (14764, 90110), (18022, 73820), (18455, 72088), (29528, 45055), (36044, 36910)]