4131740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 9313920

約数和(自身を除く): 5182180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 83, 95, 131, 166, 190, 262, 332, 380, 415, 524, 655, 830, 1310, 1577, 1660, 2489, 2620, 3154, 4978, 6308, 7885, 9956, 10873, 12445, 15770, 21746, 24890, 31540, 43492, 49780, 54365, 108730, 206587, 217460, 413174, 826348, 1032935, 2065870, 4131740]

約数ペア:

[(1, 4131740), (2, 2065870), (4, 1032935), (5, 826348), (10, 413174), (19, 217460), (20, 206587), (38, 108730), (76, 54365), (83, 49780), (95, 43492), (131, 31540), (166, 24890), (190, 21746), (262, 15770), (332, 12445), (380, 10873), (415, 9956), (524, 7885), (655, 6308), (830, 4978), (1310, 3154), (1577, 2620), (1660, 2489)]