69366920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{247739}}^1$

素因数の和:247757

約数の個数: 32

約数和(自身を含む): 178372800

約数和(自身を除く): 109005880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 247739, 495478, 990956, 1238695, 1734173, 1981912, 2477390, 3468346, 4954780, 6936692, 8670865, 9909560, 13873384, 17341730, 34683460, 69366920]

約数ペア:

[(1, 69366920), (2, 34683460), (4, 17341730), (5, 13873384), (7, 9909560), (8, 8670865), (10, 6936692), (14, 4954780), (20, 3468346), (28, 2477390), (35, 1981912), (40, 1734173), (56, 1238695), (70, 990956), (140, 495478), (280, 247739)]