2018953900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{743}}^1\times {\mathrm{937}}^1$

素因数の和:1723

約数の個数: 72

約数和(自身を含む): 4543146720

約数和(自身を除く): 2524192820

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 743, 937, 1450, 1486, 1874, 2900, 2972, 3715, 3748, 4685, 7430, 9370, 14860, 18575, 18740, 21547, 23425, 27173, 37150, 43094, 46850, 54346, 74300, 86188, 93700, 107735, 108692, 135865, 215470, 271730, 430940, 538675, 543460, 679325, 696191, 1077350, 1358650, 1392382, 2154700, 2717300, 2784764, 3480955, 6961910, 13923820, 17404775, 20189539, 34809550, 40379078, 69619100, 80758156, 100947695, 201895390, 403790780, 504738475, 1009476950, 2018953900]

約数ペア:

[(1, 2018953900), (2, 1009476950), (4, 504738475), (5, 403790780), (10, 201895390), (20, 100947695), (25, 80758156), (29, 69619100), (50, 40379078), (58, 34809550), (100, 20189539), (116, 17404775), (145, 13923820), (290, 6961910), (580, 3480955), (725, 2784764), (743, 2717300), (937, 2154700), (1450, 1392382), (1486, 1358650), (1874, 1077350), (2900, 696191), (2972, 679325), (3715, 543460), (3748, 538675), (4685, 430940), (7430, 271730), (9370, 215470), (14860, 135865), (18575, 108692), (18740, 107735), (21547, 93700), (23425, 86188), (27173, 74300), (37150, 54346), (43094, 46850)]