39720030

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2591}}^1$

素因数の和:2681

約数の個数: 64

約数和(自身を含む): 110481408

約数和(自身を除く): 70761378

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 73, 105, 146, 210, 219, 365, 438, 511, 730, 1022, 1095, 1533, 2190, 2555, 2591, 3066, 5110, 5182, 7665, 7773, 12955, 15330, 15546, 18137, 25910, 36274, 38865, 54411, 77730, 90685, 108822, 181370, 189143, 272055, 378286, 544110, 567429, 945715, 1134858, 1324001, 1891430, 2648002, 2837145, 3972003, 5674290, 6620005, 7944006, 13240010, 19860015, 39720030]

約数ペア:

[(1, 39720030), (2, 19860015), (3, 13240010), (5, 7944006), (6, 6620005), (7, 5674290), (10, 3972003), (14, 2837145), (15, 2648002), (21, 1891430), (30, 1324001), (35, 1134858), (42, 945715), (70, 567429), (73, 544110), (105, 378286), (146, 272055), (210, 189143), (219, 181370), (365, 108822), (438, 90685), (511, 77730), (730, 54411), (1022, 38865), (1095, 36274), (1533, 25910), (2190, 18137), (2555, 15546), (2591, 15330), (3066, 12955), (5110, 7773), (5182, 7665)]