8690940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{911}}^1$

素因数の和:979

約数の個数: 72

約数和(自身を含む): 26889408

約数和(自身を除く): 18198468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 911, 954, 1060, 1590, 1822, 1908, 2385, 2733, 3180, 3644, 4555, 4770, 5466, 8199, 9110, 9540, 10932, 13665, 16398, 18220, 27330, 32796, 40995, 48283, 54660, 81990, 96566, 144849, 163980, 193132, 241415, 289698, 434547, 482830, 579396, 724245, 869094, 965660, 1448490, 1738188, 2172735, 2896980, 4345470, 8690940]

約数ペア:

[(1, 8690940), (2, 4345470), (3, 2896980), (4, 2172735), (5, 1738188), (6, 1448490), (9, 965660), (10, 869094), (12, 724245), (15, 579396), (18, 482830), (20, 434547), (30, 289698), (36, 241415), (45, 193132), (53, 163980), (60, 144849), (90, 96566), (106, 81990), (159, 54660), (180, 48283), (212, 40995), (265, 32796), (318, 27330), (477, 18220), (530, 16398), (636, 13665), (795, 10932), (911, 9540), (954, 9110), (1060, 8199), (1590, 5466), (1822, 4770), (1908, 4555), (2385, 3644), (2733, 3180)]