2787366940

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{13681}}^1$

素因数の和:13918

約数の個数: 48

約数和(自身を含む): 5985491904

約数和(自身を除く): 3198124964

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 167, 244, 305, 334, 610, 668, 835, 1220, 1670, 3340, 10187, 13681, 20374, 27362, 40748, 50935, 54724, 68405, 101870, 136810, 203740, 273620, 834541, 1669082, 2284727, 3338164, 4172705, 4569454, 8345410, 9138908, 11423635, 16690820, 22847270, 45694540, 139368347, 278736694, 557473388, 696841735, 1393683470, 2787366940]

約数ペア:

[(1, 2787366940), (2, 1393683470), (4, 696841735), (5, 557473388), (10, 278736694), (20, 139368347), (61, 45694540), (122, 22847270), (167, 16690820), (244, 11423635), (305, 9138908), (334, 8345410), (610, 4569454), (668, 4172705), (835, 3338164), (1220, 2284727), (1670, 1669082), (3340, 834541), (10187, 273620), (13681, 203740), (20374, 136810), (27362, 101870), (40748, 68405), (50935, 54724)]