2020139730

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{1068857}}^1$

素因数の和:1068880

約数の個数: 64

約数和(自身を含む): 6156622080

約数和(自身を除く): 4136482350

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 1068857, 2137714, 3206571, 5344285, 6413142, 7481999, 9619713, 10688570, 14963998, 16032855, 19239426, 22445997, 28859139, 32065710, 37409995, 44891994, 48098565, 57718278, 67337991, 74819990, 96197130, 112229985, 134675982, 144295695, 202013973, 224459970, 288591390, 336689955, 404027946, 673379910, 1010069865, 2020139730]

約数ペア:

[(1, 2020139730), (2, 1010069865), (3, 673379910), (5, 404027946), (6, 336689955), (7, 288591390), (9, 224459970), (10, 202013973), (14, 144295695), (15, 134675982), (18, 112229985), (21, 96197130), (27, 74819990), (30, 67337991), (35, 57718278), (42, 48098565), (45, 44891994), (54, 37409995), (63, 32065710), (70, 28859139), (90, 22445997), (105, 19239426), (126, 16032855), (135, 14963998), (189, 10688570), (210, 9619713), (270, 7481999), (315, 6413142), (378, 5344285), (630, 3206571), (945, 2137714), (1890, 1068857)]