20123986170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{601}}^1\times {\mathrm{8147}}^1$

素因数の和:8895

約数の個数: 64

約数和(自身を含む): 48737033856

約数和(自身を除く): 28613047686

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 137, 274, 411, 601, 685, 822, 1202, 1370, 1803, 2055, 3005, 3606, 4110, 6010, 8147, 9015, 16294, 18030, 24441, 40735, 48882, 81470, 82337, 122205, 164674, 244410, 247011, 411685, 494022, 823370, 1116139, 1235055, 2232278, 2470110, 3348417, 4896347, 5580695, 6696834, 9792694, 11161390, 14689041, 16742085, 24481735, 29378082, 33484170, 48963470, 73445205, 146890410, 670799539, 1341599078, 2012398617, 3353997695, 4024797234, 6707995390, 10061993085, 20123986170]

約数ペア:

[(1, 20123986170), (2, 10061993085), (3, 6707995390), (5, 4024797234), (6, 3353997695), (10, 2012398617), (15, 1341599078), (30, 670799539), (137, 146890410), (274, 73445205), (411, 48963470), (601, 33484170), (685, 29378082), (822, 24481735), (1202, 16742085), (1370, 14689041), (1803, 11161390), (2055, 9792694), (3005, 6696834), (3606, 5580695), (4110, 4896347), (6010, 3348417), (8147, 2470110), (9015, 2232278), (16294, 1235055), (18030, 1116139), (24441, 823370), (40735, 494022), (48882, 411685), (81470, 247011), (82337, 244410), (122205, 164674)]