20307350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3413}}^1$

素因数の和:3449

約数の個数: 48

約数和(自身を含む): 45720288

約数和(自身を除く): 25412938

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 50, 70, 85, 119, 170, 175, 238, 350, 425, 595, 850, 1190, 2975, 3413, 5950, 6826, 17065, 23891, 34130, 47782, 58021, 85325, 116042, 119455, 170650, 238910, 290105, 406147, 580210, 597275, 812294, 1194550, 1450525, 2030735, 2901050, 4061470, 10153675, 20307350]

約数ペア:

[(1, 20307350), (2, 10153675), (5, 4061470), (7, 2901050), (10, 2030735), (14, 1450525), (17, 1194550), (25, 812294), (34, 597275), (35, 580210), (50, 406147), (70, 290105), (85, 238910), (119, 170650), (170, 119455), (175, 116042), (238, 85325), (350, 58021), (425, 47782), (595, 34130), (850, 23891), (1190, 17065), (2975, 6826), (3413, 5950)]