220197560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{2593}}^1$

素因数の和:2808

約数の個数: 64

約数和(自身を含む): 543494880

約数和(自身を除く): 323297320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 193, 220, 386, 440, 772, 965, 1544, 1930, 2123, 2593, 3860, 4246, 5186, 7720, 8492, 10372, 10615, 12965, 16984, 20744, 21230, 25930, 28523, 42460, 51860, 57046, 84920, 103720, 114092, 142615, 228184, 285230, 500449, 570460, 1000898, 1140920, 2001796, 2502245, 4003592, 5004490, 5504939, 10008980, 11009878, 20017960, 22019756, 27524695, 44039512, 55049390, 110098780, 220197560]

約数ペア:

[(1, 220197560), (2, 110098780), (4, 55049390), (5, 44039512), (8, 27524695), (10, 22019756), (11, 20017960), (20, 11009878), (22, 10008980), (40, 5504939), (44, 5004490), (55, 4003592), (88, 2502245), (110, 2001796), (193, 1140920), (220, 1000898), (386, 570460), (440, 500449), (772, 285230), (965, 228184), (1544, 142615), (1930, 114092), (2123, 103720), (2593, 84920), (3860, 57046), (4246, 51860), (5186, 42460), (7720, 28523), (8492, 25930), (10372, 21230), (10615, 20744), (12965, 16984)]