39720908

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{233}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 77837760

約数和(自身を除く): 38116852

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 109, 218, 233, 391, 436, 466, 782, 932, 1564, 1853, 2507, 3706, 3961, 5014, 5359, 7412, 7922, 10028, 10718, 15844, 21436, 25397, 42619, 50794, 85238, 91103, 101588, 170476, 182206, 364412, 431749, 584131, 863498, 1168262, 1726996, 2336524, 9930227, 19860454, 39720908]

約数ペア:

[(1, 39720908), (2, 19860454), (4, 9930227), (17, 2336524), (23, 1726996), (34, 1168262), (46, 863498), (68, 584131), (92, 431749), (109, 364412), (218, 182206), (233, 170476), (391, 101588), (436, 91103), (466, 85238), (782, 50794), (932, 42619), (1564, 25397), (1853, 21436), (2507, 15844), (3706, 10718), (3961, 10028), (5014, 7922), (5359, 7412)]