4085880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:524

約数の個数: 64

約数和(自身を含む): 12441600

約数和(自身を除く): 8355720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 431, 474, 632, 790, 862, 948, 1185, 1293, 1580, 1724, 1896, 2155, 2370, 2586, 3160, 3448, 4310, 4740, 5172, 6465, 8620, 9480, 10344, 12930, 17240, 25860, 34049, 51720, 68098, 102147, 136196, 170245, 204294, 272392, 340490, 408588, 510735, 680980, 817176, 1021470, 1361960, 2042940, 4085880]

約数ペア:

[(1, 4085880), (2, 2042940), (3, 1361960), (4, 1021470), (5, 817176), (6, 680980), (8, 510735), (10, 408588), (12, 340490), (15, 272392), (20, 204294), (24, 170245), (30, 136196), (40, 102147), (60, 68098), (79, 51720), (120, 34049), (158, 25860), (237, 17240), (316, 12930), (395, 10344), (431, 9480), (474, 8620), (632, 6465), (790, 5172), (862, 4740), (948, 4310), (1185, 3448), (1293, 3160), (1580, 2586), (1724, 2370), (1896, 2155)]