1738392620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{19813}}^1$

素因数の和:19970

約数の個数: 48

約数和(自身を含む): 3774804768

約数和(自身を除く): 2036412148

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 107, 164, 205, 214, 410, 428, 535, 820, 1070, 2140, 4387, 8774, 17548, 19813, 21935, 39626, 43870, 79252, 87740, 99065, 198130, 396260, 812333, 1624666, 2119991, 3249332, 4061665, 4239982, 8123330, 8479964, 10599955, 16246660, 21199910, 42399820, 86919631, 173839262, 347678524, 434598155, 869196310, 1738392620]

約数ペア:

[(1, 1738392620), (2, 869196310), (4, 434598155), (5, 347678524), (10, 173839262), (20, 86919631), (41, 42399820), (82, 21199910), (107, 16246660), (164, 10599955), (205, 8479964), (214, 8123330), (410, 4239982), (428, 4061665), (535, 3249332), (820, 2119991), (1070, 1624666), (2140, 812333), (4387, 396260), (8774, 198130), (17548, 99065), (19813, 87740), (21935, 79252), (39626, 43870)]