1641941840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{266549}}^1$

素因数の和:266580

約数の個数: 80

約数和(自身を含む): 4759516800

約数和(自身を除く): 3117574960

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 266549, 533098, 1066196, 1332745, 1865843, 2132392, 2665490, 2932039, 3731686, 4264784, 5330980, 5864078, 7463372, 9329215, 10661960, 11728156, 14660195, 14926744, 18658430, 20524273, 21323920, 23456312, 29320390, 29853488, 37316860, 41048546, 46912624, 58640780, 74633720, 82097092, 102621365, 117281560, 149267440, 164194184, 205242730, 234563120, 328388368, 410485460, 820970920, 1641941840]

約数ペア:

[(1, 1641941840), (2, 820970920), (4, 410485460), (5, 328388368), (7, 234563120), (8, 205242730), (10, 164194184), (11, 149267440), (14, 117281560), (16, 102621365), (20, 82097092), (22, 74633720), (28, 58640780), (35, 46912624), (40, 41048546), (44, 37316860), (55, 29853488), (56, 29320390), (70, 23456312), (77, 21323920), (80, 20524273), (88, 18658430), (110, 14926744), (112, 14660195), (140, 11728156), (154, 10661960), (176, 9329215), (220, 7463372), (280, 5864078), (308, 5330980), (385, 4264784), (440, 3731686), (560, 2932039), (616, 2665490), (770, 2132392), (880, 1865843), (1232, 1332745), (1540, 1066196), (3080, 533098), (6160, 266549)]