20341728400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{7264903}}^1$

素因数の和:7264928

約数の個数: 60

約数和(自身を含む): 55852581952

約数和(自身を除く): 35510853552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 7264903, 14529806, 29059612, 36324515, 50854321, 58119224, 72649030, 101708642, 116238448, 145298060, 181622575, 203417284, 254271605, 290596120, 363245150, 406834568, 508543210, 581192240, 726490300, 813669136, 1017086420, 1271358025, 1452980600, 2034172840, 2542716050, 2905961200, 4068345680, 5085432100, 10170864200, 20341728400]

約数ペア:

[(1, 20341728400), (2, 10170864200), (4, 5085432100), (5, 4068345680), (7, 2905961200), (8, 2542716050), (10, 2034172840), (14, 1452980600), (16, 1271358025), (20, 1017086420), (25, 813669136), (28, 726490300), (35, 581192240), (40, 508543210), (50, 406834568), (56, 363245150), (70, 290596120), (80, 254271605), (100, 203417284), (112, 181622575), (140, 145298060), (175, 116238448), (200, 101708642), (280, 72649030), (350, 58119224), (400, 50854321), (560, 36324515), (700, 29059612), (1400, 14529806), (2800, 7264903)]