28416540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{3457}}^1$

素因数の和:3606

約数の個数: 48

約数和(自身を含む): 80170272

約数和(自身を除く): 51753732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 1370, 1644, 2055, 2740, 3457, 4110, 6914, 8220, 10371, 13828, 17285, 20742, 34570, 41484, 51855, 69140, 103710, 207420, 473609, 947218, 1420827, 1894436, 2368045, 2841654, 4736090, 5683308, 7104135, 9472180, 14208270, 28416540]

約数ペア:

[(1, 28416540), (2, 14208270), (3, 9472180), (4, 7104135), (5, 5683308), (6, 4736090), (10, 2841654), (12, 2368045), (15, 1894436), (20, 1420827), (30, 947218), (60, 473609), (137, 207420), (274, 103710), (411, 69140), (548, 51855), (685, 41484), (822, 34570), (1370, 20742), (1644, 17285), (2055, 13828), (2740, 10371), (3457, 8220), (4110, 6914)]