15724280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2749}}^1$

素因数の和:2784

約数の個数: 64

約数和(自身を含む): 41580000

約数和(自身を除く): 25855720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2749, 2860, 5498, 5720, 10996, 13745, 21992, 27490, 30239, 35737, 54980, 60478, 71474, 109960, 120956, 142948, 151195, 178685, 241912, 285896, 302390, 357370, 393107, 604780, 714740, 786214, 1209560, 1429480, 1572428, 1965535, 3144856, 3931070, 7862140, 15724280]

約数ペア:

[(1, 15724280), (2, 7862140), (4, 3931070), (5, 3144856), (8, 1965535), (10, 1572428), (11, 1429480), (13, 1209560), (20, 786214), (22, 714740), (26, 604780), (40, 393107), (44, 357370), (52, 302390), (55, 285896), (65, 241912), (88, 178685), (104, 151195), (110, 142948), (130, 120956), (143, 109960), (220, 71474), (260, 60478), (286, 54980), (440, 35737), (520, 30239), (572, 27490), (715, 21992), (1144, 13745), (1430, 10996), (2749, 5720), (2860, 5498)]