42017720

素因数分解:

$2^3\times 5^1\times {\mathrm{619}}^1\times {\mathrm{1697}}^1$

素因数の和:2327

約数の個数: 32

約数和(自身を含む): 94748400

約数和(自身を除く): 52730680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 619, 1238, 1697, 2476, 3095, 3394, 4952, 6190, 6788, 8485, 12380, 13576, 16970, 24760, 33940, 67880, 1050443, 2100886, 4201772, 5252215, 8403544, 10504430, 21008860, 42017720]

約数ペア:

[(1, 42017720), (2, 21008860), (4, 10504430), (5, 8403544), (8, 5252215), (10, 4201772), (20, 2100886), (40, 1050443), (619, 67880), (1238, 33940), (1697, 24760), (2476, 16970), (3095, 13576), (3394, 12380), (4952, 8485), (6190, 6788)]