20125945280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{23459}}^1$

素因数の和:23866

約数の個数: 112

約数和(自身を含む): 54916669440

約数和(自身を除く): 34790724160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 383, 448, 560, 766, 1120, 1532, 1915, 2240, 2681, 3064, 3830, 5362, 6128, 7660, 10724, 12256, 13405, 15320, 21448, 23459, 24512, 26810, 30640, 42896, 46918, 53620, 61280, 85792, 93836, 107240, 117295, 122560, 164213, 171584, 187672, 214480, 234590, 328426, 375344, 428960, 469180, 656852, 750688, 821065, 857920, 938360, 1313704, 1501376, 1642130, 1876720, 2627408, 3284260, 3753440, 5254816, 6568520, 7506880, 8984797, 10509632, 13137040, 17969594, 26274080, 35939188, 44923985, 52548160, 62893579, 71878376, 89847970, 125787158, 143756752, 179695940, 251574316, 287513504, 314467895, 359391880, 503148632, 575027008, 628935790, 718783760, 1006297264, 1257871580, 1437567520, 2012594528, 2515743160, 2875135040, 4025189056, 5031486320, 10062972640, 20125945280]

約数ペア:

[(1, 20125945280), (2, 10062972640), (4, 5031486320), (5, 4025189056), (7, 2875135040), (8, 2515743160), (10, 2012594528), (14, 1437567520), (16, 1257871580), (20, 1006297264), (28, 718783760), (32, 628935790), (35, 575027008), (40, 503148632), (56, 359391880), (64, 314467895), (70, 287513504), (80, 251574316), (112, 179695940), (140, 143756752), (160, 125787158), (224, 89847970), (280, 71878376), (320, 62893579), (383, 52548160), (448, 44923985), (560, 35939188), (766, 26274080), (1120, 17969594), (1532, 13137040), (1915, 10509632), (2240, 8984797), (2681, 7506880), (3064, 6568520), (3830, 5254816), (5362, 3753440), (6128, 3284260), (7660, 2627408), (10724, 1876720), (12256, 1642130), (13405, 1501376), (15320, 1313704), (21448, 938360), (23459, 857920), (24512, 821065), (26810, 750688), (30640, 656852), (42896, 469180), (46918, 428960), (53620, 375344), (61280, 328426), (85792, 234590), (93836, 214480), (107240, 187672), (117295, 171584), (122560, 164213)]