23965480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:311

約数の個数: 128

約数和(自身を含む): 69672960

約数和(自身を除く): 45707480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 88, 110, 124, 140, 154, 155, 217, 220, 248, 251, 280, 308, 310, 341, 385, 434, 440, 502, 616, 620, 682, 770, 868, 1004, 1085, 1240, 1255, 1364, 1540, 1705, 1736, 1757, 2008, 2170, 2387, 2510, 2728, 2761, 3080, 3410, 3514, 4340, 4774, 5020, 5522, 6820, 7028, 7781, 8680, 8785, 9548, 10040, 11044, 11935, 13640, 13805, 14056, 15562, 17570, 19096, 19327, 22088, 23870, 27610, 31124, 35140, 38654, 38905, 47740, 54467, 55220, 62248, 70280, 77308, 77810, 85591, 95480, 96635, 108934, 110440, 154616, 155620, 171182, 193270, 217868, 272335, 311240, 342364, 386540, 427955, 435736, 544670, 599137, 684728, 773080, 855910, 1089340, 1198274, 1711820, 2178680, 2396548, 2995685, 3423640, 4793096, 5991370, 11982740, 23965480]

約数ペア:

[(1, 23965480), (2, 11982740), (4, 5991370), (5, 4793096), (7, 3423640), (8, 2995685), (10, 2396548), (11, 2178680), (14, 1711820), (20, 1198274), (22, 1089340), (28, 855910), (31, 773080), (35, 684728), (40, 599137), (44, 544670), (55, 435736), (56, 427955), (62, 386540), (70, 342364), (77, 311240), (88, 272335), (110, 217868), (124, 193270), (140, 171182), (154, 155620), (155, 154616), (217, 110440), (220, 108934), (248, 96635), (251, 95480), (280, 85591), (308, 77810), (310, 77308), (341, 70280), (385, 62248), (434, 55220), (440, 54467), (502, 47740), (616, 38905), (620, 38654), (682, 35140), (770, 31124), (868, 27610), (1004, 23870), (1085, 22088), (1240, 19327), (1255, 19096), (1364, 17570), (1540, 15562), (1705, 14056), (1736, 13805), (1757, 13640), (2008, 11935), (2170, 11044), (2387, 10040), (2510, 9548), (2728, 8785), (2761, 8680), (3080, 7781), (3410, 7028), (3514, 6820), (4340, 5522), (4774, 5020)]