39028940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{601}}^1$

素因数の和:818

約数の個数: 48

約数和(自身を含む): 87381504

約数和(自身を除く): 48352564

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 191, 340, 382, 601, 764, 955, 1202, 1910, 2404, 3005, 3247, 3820, 6010, 6494, 10217, 12020, 12988, 16235, 20434, 32470, 40868, 51085, 64940, 102170, 114791, 204340, 229582, 459164, 573955, 1147910, 1951447, 2295820, 3902894, 7805788, 9757235, 19514470, 39028940]

約数ペア:

[(1, 39028940), (2, 19514470), (4, 9757235), (5, 7805788), (10, 3902894), (17, 2295820), (20, 1951447), (34, 1147910), (68, 573955), (85, 459164), (170, 229582), (191, 204340), (340, 114791), (382, 102170), (601, 64940), (764, 51085), (955, 40868), (1202, 32470), (1910, 20434), (2404, 16235), (3005, 12988), (3247, 12020), (3820, 10217), (6010, 6494)]