1790566820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3467}}^1$

素因数の和:3538

約数の個数: 144

約数和(自身を含む): 4782177792

約数和(自身を除く): 2991610972

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 31, 34, 35, 49, 62, 68, 70, 85, 98, 119, 124, 140, 155, 170, 196, 217, 238, 245, 310, 340, 434, 476, 490, 527, 595, 620, 833, 868, 980, 1054, 1085, 1190, 1519, 1666, 2108, 2170, 2380, 2635, 3038, 3332, 3467, 3689, 4165, 4340, 5270, 6076, 6934, 7378, 7595, 8330, 10540, 13868, 14756, 15190, 16660, 17335, 18445, 24269, 25823, 30380, 34670, 36890, 48538, 51646, 58939, 69340, 73780, 97076, 103292, 107477, 117878, 121345, 129115, 169883, 214954, 235756, 242690, 258230, 294695, 339766, 412573, 429908, 485380, 516460, 537385, 589390, 679532, 752339, 825146, 849415, 1074770, 1178780, 1504678, 1650292, 1698830, 1827109, 2062865, 2149540, 2888011, 3009356, 3397660, 3654218, 3761695, 4125730, 5266373, 5776022, 7308436, 7523390, 8251460, 9135545, 10532746, 11552044, 12789763, 14440055, 15046780, 18271090, 21065492, 25579526, 26331865, 28880110, 36542180, 51159052, 52663730, 57760220, 63948815, 89528341, 105327460, 127897630, 179056682, 255795260, 358113364, 447641705, 895283410, 1790566820]

約数ペア:

[(1, 1790566820), (2, 895283410), (4, 447641705), (5, 358113364), (7, 255795260), (10, 179056682), (14, 127897630), (17, 105327460), (20, 89528341), (28, 63948815), (31, 57760220), (34, 52663730), (35, 51159052), (49, 36542180), (62, 28880110), (68, 26331865), (70, 25579526), (85, 21065492), (98, 18271090), (119, 15046780), (124, 14440055), (140, 12789763), (155, 11552044), (170, 10532746), (196, 9135545), (217, 8251460), (238, 7523390), (245, 7308436), (310, 5776022), (340, 5266373), (434, 4125730), (476, 3761695), (490, 3654218), (527, 3397660), (595, 3009356), (620, 2888011), (833, 2149540), (868, 2062865), (980, 1827109), (1054, 1698830), (1085, 1650292), (1190, 1504678), (1519, 1178780), (1666, 1074770), (2108, 849415), (2170, 825146), (2380, 752339), (2635, 679532), (3038, 589390), (3332, 537385), (3467, 516460), (3689, 485380), (4165, 429908), (4340, 412573), (5270, 339766), (6076, 294695), (6934, 258230), (7378, 242690), (7595, 235756), (8330, 214954), (10540, 169883), (13868, 129115), (14756, 121345), (15190, 117878), (16660, 107477), (17335, 103292), (18445, 97076), (24269, 73780), (25823, 69340), (30380, 58939), (34670, 51646), (36890, 48538)]