9723920

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{617}}^1$

素因数の和:827

約数の個数: 40

約数和(自身を含む): 22759704

約数和(自身を除く): 13035784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 617, 788, 985, 1234, 1576, 1970, 2468, 3085, 3152, 3940, 4936, 6170, 7880, 9872, 12340, 15760, 24680, 49360, 121549, 243098, 486196, 607745, 972392, 1215490, 1944784, 2430980, 4861960, 9723920]

約数ペア:

[(1, 9723920), (2, 4861960), (4, 2430980), (5, 1944784), (8, 1215490), (10, 972392), (16, 607745), (20, 486196), (40, 243098), (80, 121549), (197, 49360), (394, 24680), (617, 15760), (788, 12340), (985, 9872), (1234, 7880), (1576, 6170), (1970, 4936), (2468, 3940), (3085, 3152)]