120087920

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{20563}}^1$

素因数の和:20649

約数の個数: 40

約数和(自身を含む): 283042896

約数和(自身を除く): 162954976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 20563, 41126, 82252, 102815, 164504, 205630, 329008, 411260, 822520, 1501099, 1645040, 3002198, 6004396, 7505495, 12008792, 15010990, 24017584, 30021980, 60043960, 120087920]

約数ペア:

[(1, 120087920), (2, 60043960), (4, 30021980), (5, 24017584), (8, 15010990), (10, 12008792), (16, 7505495), (20, 6004396), (40, 3002198), (73, 1645040), (80, 1501099), (146, 822520), (292, 411260), (365, 329008), (584, 205630), (730, 164504), (1168, 102815), (1460, 82252), (2920, 41126), (5840, 20563)]