17711540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:118

約数の個数: 144

約数和(自身を含む): 49641984

約数和(自身を除く): 31930444

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 49, 53, 55, 62, 70, 77, 98, 106, 110, 124, 140, 154, 155, 196, 212, 217, 220, 245, 265, 308, 310, 341, 371, 385, 434, 490, 530, 539, 583, 620, 682, 742, 770, 868, 980, 1060, 1078, 1085, 1166, 1364, 1484, 1519, 1540, 1643, 1705, 1855, 2156, 2170, 2332, 2387, 2597, 2695, 2915, 3038, 3286, 3410, 3710, 4081, 4340, 4774, 5194, 5390, 5830, 6076, 6572, 6820, 7420, 7595, 8162, 8215, 9548, 10388, 10780, 11501, 11660, 11935, 12985, 15190, 16324, 16430, 16709, 18073, 20405, 23002, 23870, 25970, 28567, 30380, 32860, 33418, 36146, 40810, 46004, 47740, 51940, 57134, 57505, 66836, 72292, 80507, 81620, 83545, 90365, 114268, 115010, 126511, 142835, 161014, 167090, 180730, 230020, 253022, 285670, 322028, 334180, 361460, 402535, 506044, 571340, 632555, 805070, 885577, 1265110, 1610140, 1771154, 2530220, 3542308, 4427885, 8855770, 17711540]

約数ペア:

[(1, 17711540), (2, 8855770), (4, 4427885), (5, 3542308), (7, 2530220), (10, 1771154), (11, 1610140), (14, 1265110), (20, 885577), (22, 805070), (28, 632555), (31, 571340), (35, 506044), (44, 402535), (49, 361460), (53, 334180), (55, 322028), (62, 285670), (70, 253022), (77, 230020), (98, 180730), (106, 167090), (110, 161014), (124, 142835), (140, 126511), (154, 115010), (155, 114268), (196, 90365), (212, 83545), (217, 81620), (220, 80507), (245, 72292), (265, 66836), (308, 57505), (310, 57134), (341, 51940), (371, 47740), (385, 46004), (434, 40810), (490, 36146), (530, 33418), (539, 32860), (583, 30380), (620, 28567), (682, 25970), (742, 23870), (770, 23002), (868, 20405), (980, 18073), (1060, 16709), (1078, 16430), (1085, 16324), (1166, 15190), (1364, 12985), (1484, 11935), (1519, 11660), (1540, 11501), (1643, 10780), (1705, 10388), (1855, 9548), (2156, 8215), (2170, 8162), (2332, 7595), (2387, 7420), (2597, 6820), (2695, 6572), (2915, 6076), (3038, 5830), (3286, 5390), (3410, 5194), (3710, 4774), (4081, 4340)]