15676752940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1381}}^1\times {\mathrm{29873}}^1$

素因数の和:31282

約数の個数: 48

約数和(自身を含む): 34680129120

約数和(自身を除く): 19003376180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1381, 2762, 5524, 6905, 13810, 26239, 27620, 29873, 52478, 59746, 104956, 119492, 131195, 149365, 262390, 298730, 524780, 567587, 597460, 1135174, 2270348, 2837935, 5675870, 11351740, 41254613, 82509226, 165018452, 206273065, 412546130, 783837647, 825092260, 1567675294, 3135350588, 3919188235, 7838376470, 15676752940]

約数ペア:

[(1, 15676752940), (2, 7838376470), (4, 3919188235), (5, 3135350588), (10, 1567675294), (19, 825092260), (20, 783837647), (38, 412546130), (76, 206273065), (95, 165018452), (190, 82509226), (380, 41254613), (1381, 11351740), (2762, 5675870), (5524, 2837935), (6905, 2270348), (13810, 1135174), (26239, 597460), (27620, 567587), (29873, 524780), (52478, 298730), (59746, 262390), (104956, 149365), (119492, 131195)]