2018658040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{613}}^1\times {\mathrm{619}}^1$

素因数の和:1269

約数の個数: 128

約数和(自身を含む): 5481792000

約数和(自身を除く): 3463133960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 613, 619, 665, 760, 1064, 1226, 1238, 1330, 2452, 2476, 2660, 3065, 3095, 4291, 4333, 4904, 4952, 5320, 6130, 6190, 8582, 8666, 11647, 11761, 12260, 12380, 17164, 17332, 21455, 21665, 23294, 23522, 24520, 24760, 34328, 34664, 42910, 43330, 46588, 47044, 58235, 58805, 81529, 82327, 85820, 86660, 93176, 94088, 116470, 117610, 163058, 164654, 171640, 173320, 232940, 235220, 326116, 329308, 379447, 407645, 411635, 465880, 470440, 652232, 658616, 758894, 815290, 823270, 1517788, 1630580, 1646540, 1897235, 2656129, 3035576, 3261160, 3293080, 3794470, 5312258, 7209493, 7588940, 10624516, 13280645, 14418986, 15177880, 21249032, 26561290, 28837972, 36047465, 50466451, 53122580, 57675944, 72094930, 100932902, 106245160, 144189860, 201865804, 252332255, 288379720, 403731608, 504664510, 1009329020, 2018658040]

約数ペア:

[(1, 2018658040), (2, 1009329020), (4, 504664510), (5, 403731608), (7, 288379720), (8, 252332255), (10, 201865804), (14, 144189860), (19, 106245160), (20, 100932902), (28, 72094930), (35, 57675944), (38, 53122580), (40, 50466451), (56, 36047465), (70, 28837972), (76, 26561290), (95, 21249032), (133, 15177880), (140, 14418986), (152, 13280645), (190, 10624516), (266, 7588940), (280, 7209493), (380, 5312258), (532, 3794470), (613, 3293080), (619, 3261160), (665, 3035576), (760, 2656129), (1064, 1897235), (1226, 1646540), (1238, 1630580), (1330, 1517788), (2452, 823270), (2476, 815290), (2660, 758894), (3065, 658616), (3095, 652232), (4291, 470440), (4333, 465880), (4904, 411635), (4952, 407645), (5320, 379447), (6130, 329308), (6190, 326116), (8582, 235220), (8666, 232940), (11647, 173320), (11761, 171640), (12260, 164654), (12380, 163058), (17164, 117610), (17332, 116470), (21455, 94088), (21665, 93176), (23294, 86660), (23522, 85820), (24520, 82327), (24760, 81529), (34328, 58805), (34664, 58235), (42910, 47044), (43330, 46588)]