20195597580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{340337}}^1$

素因数の和:340415

約数の個数: 96

約数和(自身を含む): 60378683904

約数和(自身を除く): 40183086324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 43, 46, 60, 69, 86, 92, 115, 129, 138, 172, 215, 230, 258, 276, 345, 430, 460, 516, 645, 690, 860, 989, 1290, 1380, 1978, 2580, 2967, 3956, 4945, 5934, 9890, 11868, 14835, 19780, 29670, 59340, 340337, 680674, 1021011, 1361348, 1701685, 2042022, 3403370, 4084044, 5105055, 6806740, 7827751, 10210110, 14634491, 15655502, 20420220, 23483253, 29268982, 31311004, 39138755, 43903473, 46966506, 58537964, 73172455, 78277510, 87806946, 93933012, 117416265, 146344910, 156555020, 175613892, 219517365, 234832530, 292689820, 336593293, 439034730, 469665060, 673186586, 878069460, 1009779879, 1346373172, 1682966465, 2019559758, 3365932930, 4039119516, 5048899395, 6731865860, 10097798790, 20195597580]

約数ペア:

[(1, 20195597580), (2, 10097798790), (3, 6731865860), (4, 5048899395), (5, 4039119516), (6, 3365932930), (10, 2019559758), (12, 1682966465), (15, 1346373172), (20, 1009779879), (23, 878069460), (30, 673186586), (43, 469665060), (46, 439034730), (60, 336593293), (69, 292689820), (86, 234832530), (92, 219517365), (115, 175613892), (129, 156555020), (138, 146344910), (172, 117416265), (215, 93933012), (230, 87806946), (258, 78277510), (276, 73172455), (345, 58537964), (430, 46966506), (460, 43903473), (516, 39138755), (645, 31311004), (690, 29268982), (860, 23483253), (989, 20420220), (1290, 15655502), (1380, 14634491), (1978, 10210110), (2580, 7827751), (2967, 6806740), (3956, 5105055), (4945, 4084044), (5934, 3403370), (9890, 2042022), (11868, 1701685), (14835, 1361348), (19780, 1021011), (29670, 680674), (59340, 340337)]