2398550

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1$

素因数の和:126

約数の個数: 72

約数和(自身を含む): 5725080

約数和(自身を除く): 3326530

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 49, 50, 55, 70, 77, 89, 98, 110, 154, 175, 178, 245, 275, 350, 385, 445, 490, 539, 550, 623, 770, 890, 979, 1078, 1225, 1246, 1925, 1958, 2225, 2450, 2695, 3115, 3850, 4361, 4450, 4895, 5390, 6230, 6853, 8722, 9790, 13475, 13706, 15575, 21805, 24475, 26950, 31150, 34265, 43610, 47971, 48950, 68530, 95942, 109025, 171325, 218050, 239855, 342650, 479710, 1199275, 2398550]

約数ペア:

[(1, 2398550), (2, 1199275), (5, 479710), (7, 342650), (10, 239855), (11, 218050), (14, 171325), (22, 109025), (25, 95942), (35, 68530), (49, 48950), (50, 47971), (55, 43610), (70, 34265), (77, 31150), (89, 26950), (98, 24475), (110, 21805), (154, 15575), (175, 13706), (178, 13475), (245, 9790), (275, 8722), (350, 6853), (385, 6230), (445, 5390), (490, 4895), (539, 4450), (550, 4361), (623, 3850), (770, 3115), (890, 2695), (979, 2450), (1078, 2225), (1225, 1958), (1246, 1925)]