2008194328010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{857}}^1\times {\mathrm{783707}}^1$

素因数の和:784607

約数の個数: 64

約数和(自身を含む): 4066805014272

約数和(自身を除く): 2058610686262

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 857, 1495, 1714, 2990, 4285, 8570, 11141, 19711, 22282, 39422, 55705, 98555, 111410, 197110, 256243, 512486, 783707, 1281215, 1567414, 2562430, 3918535, 7837070, 10188191, 18025261, 20376382, 36050522, 50940955, 90126305, 101881910, 180252610, 234328393, 468656786, 671636899, 1171641965, 1343273798, 2343283930, 3358184495, 6716368990, 8731279687, 15447648677, 17462559374, 30895297354, 43656398435, 77238243385, 87312796870, 154476486770, 200819432801, 401638865602, 1004097164005, 2008194328010]

約数ペア:

[(1, 2008194328010), (2, 1004097164005), (5, 401638865602), (10, 200819432801), (13, 154476486770), (23, 87312796870), (26, 77238243385), (46, 43656398435), (65, 30895297354), (115, 17462559374), (130, 15447648677), (230, 8731279687), (299, 6716368990), (598, 3358184495), (857, 2343283930), (1495, 1343273798), (1714, 1171641965), (2990, 671636899), (4285, 468656786), (8570, 234328393), (11141, 180252610), (19711, 101881910), (22282, 90126305), (39422, 50940955), (55705, 36050522), (98555, 20376382), (111410, 18025261), (197110, 10188191), (256243, 7837070), (512486, 3918535), (783707, 2562430), (1281215, 1567414)]