15672852020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{659}}^1\times {\mathrm{661}}^1$

素因数の和:1593

約数の個数: 96

約数和(自身を含む): 37875720960

約数和(自身を除く): 22202868940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 514, 659, 661, 1028, 1285, 1318, 1322, 1799, 2570, 2636, 2644, 3295, 3305, 3598, 4613, 4627, 5140, 6590, 6610, 7196, 8995, 9226, 9254, 13180, 13220, 17990, 18452, 18508, 23065, 23135, 35980, 46130, 46270, 92260, 92540, 169363, 169877, 338726, 339754, 435599, 677452, 679508, 846815, 849385, 871198, 1185541, 1189139, 1693630, 1698770, 1742396, 2177995, 2371082, 2378278, 3049193, 3387260, 3397540, 4355990, 4742164, 4756556, 5927705, 5945695, 6098386, 8711980, 11855410, 11891390, 12196772, 15245965, 23710820, 23782780, 30491930, 60983860, 111948943, 223897886, 447795772, 559744715, 783642601, 1119489430, 1567285202, 2238978860, 3134570404, 3918213005, 7836426010, 15672852020]

約数ペア:

[(1, 15672852020), (2, 7836426010), (4, 3918213005), (5, 3134570404), (7, 2238978860), (10, 1567285202), (14, 1119489430), (20, 783642601), (28, 559744715), (35, 447795772), (70, 223897886), (140, 111948943), (257, 60983860), (514, 30491930), (659, 23782780), (661, 23710820), (1028, 15245965), (1285, 12196772), (1318, 11891390), (1322, 11855410), (1799, 8711980), (2570, 6098386), (2636, 5945695), (2644, 5927705), (3295, 4756556), (3305, 4742164), (3598, 4355990), (4613, 3397540), (4627, 3387260), (5140, 3049193), (6590, 2378278), (6610, 2371082), (7196, 2177995), (8995, 1742396), (9226, 1698770), (9254, 1693630), (13180, 1189139), (13220, 1185541), (17990, 871198), (18452, 849385), (18508, 846815), (23065, 679508), (23135, 677452), (35980, 435599), (46130, 339754), (46270, 338726), (92260, 169877), (92540, 169363)]