19030900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{877}}^1$

素因数の和:929

約数の個数: 72

約数和(自身を含む): 48774656

約数和(自身を除く): 29743756

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 310, 350, 434, 620, 700, 775, 868, 877, 1085, 1550, 1754, 2170, 3100, 3508, 4340, 4385, 5425, 6139, 8770, 10850, 12278, 17540, 21700, 21925, 24556, 27187, 30695, 43850, 54374, 61390, 87700, 108748, 122780, 135935, 153475, 190309, 271870, 306950, 380618, 543740, 613900, 679675, 761236, 951545, 1359350, 1903090, 2718700, 3806180, 4757725, 9515450, 19030900]

約数ペア:

[(1, 19030900), (2, 9515450), (4, 4757725), (5, 3806180), (7, 2718700), (10, 1903090), (14, 1359350), (20, 951545), (25, 761236), (28, 679675), (31, 613900), (35, 543740), (50, 380618), (62, 306950), (70, 271870), (100, 190309), (124, 153475), (140, 135935), (155, 122780), (175, 108748), (217, 87700), (310, 61390), (350, 54374), (434, 43850), (620, 30695), (700, 27187), (775, 24556), (868, 21925), (877, 21700), (1085, 17540), (1550, 12278), (1754, 10850), (2170, 8770), (3100, 6139), (3508, 5425), (4340, 4385)]