20134185640

素因数分解:

$2^3\times 5^1\times {\mathrm{9803}}^1\times {\mathrm{51347}}^1$

素因数の和:61161

約数の個数: 32

約数和(自身を含む): 45307421280

約数和(自身を除く): 25173235640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 9803, 19606, 39212, 49015, 51347, 78424, 98030, 102694, 196060, 205388, 256735, 392120, 410776, 513470, 1026940, 2053880, 503354641, 1006709282, 2013418564, 2516773205, 4026837128, 5033546410, 10067092820, 20134185640]

約数ペア:

[(1, 20134185640), (2, 10067092820), (4, 5033546410), (5, 4026837128), (8, 2516773205), (10, 2013418564), (20, 1006709282), (40, 503354641), (9803, 2053880), (19606, 1026940), (39212, 513470), (49015, 410776), (51347, 392120), (78424, 256735), (98030, 205388), (102694, 196060)]