40979820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{97571}}^1$

素因数の和:97590

約数の個数: 48

約数和(自身を含む): 131136768

約数和(自身を除く): 90156948

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 97571, 195142, 292713, 390284, 487855, 585426, 682997, 975710, 1170852, 1365994, 1463565, 1951420, 2048991, 2731988, 2927130, 3414985, 4097982, 5854260, 6829970, 8195964, 10244955, 13659940, 20489910, 40979820]

約数ペア:

[(1, 40979820), (2, 20489910), (3, 13659940), (4, 10244955), (5, 8195964), (6, 6829970), (7, 5854260), (10, 4097982), (12, 3414985), (14, 2927130), (15, 2731988), (20, 2048991), (21, 1951420), (28, 1463565), (30, 1365994), (35, 1170852), (42, 975710), (60, 682997), (70, 585426), (84, 487855), (105, 390284), (140, 292713), (210, 195142), (420, 97571)]