2008409900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{631}}^1\times {\mathrm{4547}}^1$

素因数の和:5199

約数の個数: 72

約数和(自身を含む): 4989847296

約数和(自身を除く): 2981437396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 631, 700, 1262, 2524, 3155, 4417, 4547, 6310, 8834, 9094, 12620, 15775, 17668, 18188, 22085, 22735, 31550, 31829, 44170, 45470, 63100, 63658, 88340, 90940, 110425, 113675, 127316, 159145, 220850, 227350, 318290, 441700, 454700, 636580, 795725, 1591450, 2869157, 3182900, 5738314, 11476628, 14345785, 20084099, 28691570, 40168198, 57383140, 71728925, 80336396, 100420495, 143457850, 200840990, 286915700, 401681980, 502102475, 1004204950, 2008409900]

約数ペア:

[(1, 2008409900), (2, 1004204950), (4, 502102475), (5, 401681980), (7, 286915700), (10, 200840990), (14, 143457850), (20, 100420495), (25, 80336396), (28, 71728925), (35, 57383140), (50, 40168198), (70, 28691570), (100, 20084099), (140, 14345785), (175, 11476628), (350, 5738314), (631, 3182900), (700, 2869157), (1262, 1591450), (2524, 795725), (3155, 636580), (4417, 454700), (4547, 441700), (6310, 318290), (8834, 227350), (9094, 220850), (12620, 159145), (15775, 127316), (17668, 113675), (18188, 110425), (22085, 90940), (22735, 88340), (31550, 63658), (31829, 63100), (44170, 45470)]