39419730

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{20857}}^1$

素因数の和:20880

約数の個数: 64

約数和(自身を含む): 120142080

約数和(自身を除く): 80722350

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, 20857, 41714, 62571, 104285, 125142, 145999, 187713, 208570, 291998, 312855, 375426, 437997, 563139, 625710, 729995, 875994, 938565, 1126278, 1313991, 1459990, 1877130, 2189985, 2627982, 2815695, 3941973, 4379970, 5631390, 6569955, 7883946, 13139910, 19709865, 39419730]

約数ペア:

[(1, 39419730), (2, 19709865), (3, 13139910), (5, 7883946), (6, 6569955), (7, 5631390), (9, 4379970), (10, 3941973), (14, 2815695), (15, 2627982), (18, 2189985), (21, 1877130), (27, 1459990), (30, 1313991), (35, 1126278), (42, 938565), (45, 875994), (54, 729995), (63, 625710), (70, 563139), (90, 437997), (105, 375426), (126, 312855), (135, 291998), (189, 208570), (210, 187713), (270, 145999), (315, 125142), (378, 104285), (630, 62571), (945, 41714), (1890, 20857)]