30716720

素因数分解:

$2^4\times 5^1\times {\mathrm{599}}^1\times {\mathrm{641}}^1$

素因数の和:1253

約数の個数: 40

約数和(自身を含む): 71647200

約数和(自身を除く): 40930480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 599, 641, 1198, 1282, 2396, 2564, 2995, 3205, 4792, 5128, 5990, 6410, 9584, 10256, 11980, 12820, 23960, 25640, 47920, 51280, 383959, 767918, 1535836, 1919795, 3071672, 3839590, 6143344, 7679180, 15358360, 30716720]

約数ペア:

[(1, 30716720), (2, 15358360), (4, 7679180), (5, 6143344), (8, 3839590), (10, 3071672), (16, 1919795), (20, 1535836), (40, 767918), (80, 383959), (599, 51280), (641, 47920), (1198, 25640), (1282, 23960), (2396, 12820), (2564, 11980), (2995, 10256), (3205, 9584), (4792, 6410), (5128, 5990)]