4378660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1531}}^1$

素因数の和:1564

約数の個数: 48

約数和(自身を含む): 10809792

約数和(自身を除く): 6431132

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 1531, 2860, 3062, 6124, 7655, 15310, 16841, 19903, 30620, 33682, 39806, 67364, 79612, 84205, 99515, 168410, 199030, 218933, 336820, 398060, 437866, 875732, 1094665, 2189330, 4378660]

約数ペア:

[(1, 4378660), (2, 2189330), (4, 1094665), (5, 875732), (10, 437866), (11, 398060), (13, 336820), (20, 218933), (22, 199030), (26, 168410), (44, 99515), (52, 84205), (55, 79612), (65, 67364), (110, 39806), (130, 33682), (143, 30620), (220, 19903), (260, 16841), (286, 15310), (572, 7655), (715, 6124), (1430, 3062), (1531, 2860)]