15639830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{467}}^1$

素因数の和:688

約数の個数: 32

約数和(自身を含む): 30023136

約数和(自身を除く): 14383306

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 197, 394, 467, 934, 985, 1970, 2335, 3349, 4670, 6698, 7939, 15878, 16745, 33490, 39695, 79390, 91999, 183998, 459995, 919990, 1563983, 3127966, 7819915, 15639830]

約数ペア:

[(1, 15639830), (2, 7819915), (5, 3127966), (10, 1563983), (17, 919990), (34, 459995), (85, 183998), (170, 91999), (197, 79390), (394, 39695), (467, 33490), (934, 16745), (985, 15878), (1970, 7939), (2335, 6698), (3349, 4670)]