18804935680

素因数分解:

$2^{10}\times 5^1\times {\mathrm{113}}^1\times {\mathrm{32503}}^1$

素因数の和:32641

約数の個数: 88

約数和(自身を含む): 45510410592

約数和(自身を除く): 26705474912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 128, 160, 226, 256, 320, 452, 512, 565, 640, 904, 1024, 1130, 1280, 1808, 2260, 2560, 3616, 4520, 5120, 7232, 9040, 14464, 18080, 28928, 32503, 36160, 57856, 65006, 72320, 115712, 130012, 144640, 162515, 260024, 289280, 325030, 520048, 578560, 650060, 1040096, 1300120, 2080192, 2600240, 3672839, 4160384, 5200480, 7345678, 8320768, 10400960, 14691356, 16641536, 18364195, 20801920, 29382712, 33283072, 36728390, 41603840, 58765424, 73456780, 83207680, 117530848, 146913560, 166415360, 235061696, 293827120, 470123392, 587654240, 940246784, 1175308480, 1880493568, 2350616960, 3760987136, 4701233920, 9402467840, 18804935680]

約数ペア:

[(1, 18804935680), (2, 9402467840), (4, 4701233920), (5, 3760987136), (8, 2350616960), (10, 1880493568), (16, 1175308480), (20, 940246784), (32, 587654240), (40, 470123392), (64, 293827120), (80, 235061696), (113, 166415360), (128, 146913560), (160, 117530848), (226, 83207680), (256, 73456780), (320, 58765424), (452, 41603840), (512, 36728390), (565, 33283072), (640, 29382712), (904, 20801920), (1024, 18364195), (1130, 16641536), (1280, 14691356), (1808, 10400960), (2260, 8320768), (2560, 7345678), (3616, 5200480), (4520, 4160384), (5120, 3672839), (7232, 2600240), (9040, 2080192), (14464, 1300120), (18080, 1040096), (28928, 650060), (32503, 578560), (36160, 520048), (57856, 325030), (65006, 289280), (72320, 260024), (115712, 162515), (130012, 144640)]