284138360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{1471}}^1$

素因数の和:1932

約数の個数: 64

約数和(自身を含む): 699494400

約数和(自身を除く): 415356040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 439, 440, 878, 1471, 1756, 2195, 2942, 3512, 4390, 4829, 5884, 7355, 8780, 9658, 11768, 14710, 16181, 17560, 19316, 24145, 29420, 32362, 38632, 48290, 58840, 64724, 80905, 96580, 129448, 161810, 193160, 323620, 645769, 647240, 1291538, 2583076, 3228845, 5166152, 6457690, 7103459, 12915380, 14206918, 25830760, 28413836, 35517295, 56827672, 71034590, 142069180, 284138360]

約数ペア:

[(1, 284138360), (2, 142069180), (4, 71034590), (5, 56827672), (8, 35517295), (10, 28413836), (11, 25830760), (20, 14206918), (22, 12915380), (40, 7103459), (44, 6457690), (55, 5166152), (88, 3228845), (110, 2583076), (220, 1291538), (439, 647240), (440, 645769), (878, 323620), (1471, 193160), (1756, 161810), (2195, 129448), (2942, 96580), (3512, 80905), (4390, 64724), (4829, 58840), (5884, 48290), (7355, 38632), (8780, 32362), (9658, 29420), (11768, 24145), (14710, 19316), (16181, 17560)]