9997120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{4463}}^1$

素因数の和:4487

約数の個数: 56

約数和(自身を含む): 27212544

約数和(自身を除く): 17215424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 4463, 8926, 17852, 22315, 31241, 35704, 44630, 62482, 71408, 89260, 124964, 142816, 156205, 178520, 249928, 285632, 312410, 357040, 499856, 624820, 714080, 999712, 1249640, 1428160, 1999424, 2499280, 4998560, 9997120]

約数ペア:

[(1, 9997120), (2, 4998560), (4, 2499280), (5, 1999424), (7, 1428160), (8, 1249640), (10, 999712), (14, 714080), (16, 624820), (20, 499856), (28, 357040), (32, 312410), (35, 285632), (40, 249928), (56, 178520), (64, 156205), (70, 142816), (80, 124964), (112, 89260), (140, 71408), (160, 62482), (224, 44630), (280, 35704), (320, 31241), (448, 22315), (560, 17852), (1120, 8926), (2240, 4463)]