890045440

素因数分解:

$2^{10}\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1327}}^1$

素因数の和:1483

約数の個数: 88

約数和(自身を含む): 2152985472

約数和(自身を除く): 1262940032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 256, 262, 320, 512, 524, 640, 655, 1024, 1048, 1280, 1310, 1327, 2096, 2560, 2620, 2654, 4192, 5120, 5240, 5308, 6635, 8384, 10480, 10616, 13270, 16768, 20960, 21232, 26540, 33536, 41920, 42464, 53080, 67072, 83840, 84928, 106160, 134144, 167680, 169856, 173837, 212320, 335360, 339712, 347674, 424640, 670720, 679424, 695348, 849280, 869185, 1358848, 1390696, 1698560, 1738370, 2781392, 3397120, 3476740, 5562784, 6794240, 6953480, 11125568, 13906960, 22251136, 27813920, 44502272, 55627840, 89004544, 111255680, 178009088, 222511360, 445022720, 890045440]

約数ペア:

[(1, 890045440), (2, 445022720), (4, 222511360), (5, 178009088), (8, 111255680), (10, 89004544), (16, 55627840), (20, 44502272), (32, 27813920), (40, 22251136), (64, 13906960), (80, 11125568), (128, 6953480), (131, 6794240), (160, 5562784), (256, 3476740), (262, 3397120), (320, 2781392), (512, 1738370), (524, 1698560), (640, 1390696), (655, 1358848), (1024, 869185), (1048, 849280), (1280, 695348), (1310, 679424), (1327, 670720), (2096, 424640), (2560, 347674), (2620, 339712), (2654, 335360), (4192, 212320), (5120, 173837), (5240, 169856), (5308, 167680), (6635, 134144), (8384, 106160), (10480, 84928), (10616, 83840), (13270, 67072), (16768, 53080), (20960, 42464), (21232, 41920), (26540, 33536)]