21770200

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:389

約数の個数: 96

約数和(自身を含む): 56581200

約数和(自身を除く): 34811000

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 25, 34, 38, 40, 50, 68, 76, 85, 95, 100, 136, 152, 170, 190, 200, 323, 337, 340, 380, 425, 475, 646, 674, 680, 760, 850, 950, 1292, 1348, 1615, 1685, 1700, 1900, 2584, 2696, 3230, 3370, 3400, 3800, 5729, 6403, 6460, 6740, 8075, 8425, 11458, 12806, 12920, 13480, 16150, 16850, 22916, 25612, 28645, 32015, 32300, 33700, 45832, 51224, 57290, 64030, 64600, 67400, 108851, 114580, 128060, 143225, 160075, 217702, 229160, 256120, 286450, 320150, 435404, 544255, 572900, 640300, 870808, 1088510, 1145800, 1280600, 2177020, 2721275, 4354040, 5442550, 10885100, 21770200]

約数ペア:

[(1, 21770200), (2, 10885100), (4, 5442550), (5, 4354040), (8, 2721275), (10, 2177020), (17, 1280600), (19, 1145800), (20, 1088510), (25, 870808), (34, 640300), (38, 572900), (40, 544255), (50, 435404), (68, 320150), (76, 286450), (85, 256120), (95, 229160), (100, 217702), (136, 160075), (152, 143225), (170, 128060), (190, 114580), (200, 108851), (323, 67400), (337, 64600), (340, 64030), (380, 57290), (425, 51224), (475, 45832), (646, 33700), (674, 32300), (680, 32015), (760, 28645), (850, 25612), (950, 22916), (1292, 16850), (1348, 16150), (1615, 13480), (1685, 12920), (1700, 12806), (1900, 11458), (2584, 8425), (2696, 8075), (3230, 6740), (3370, 6460), (3400, 6403), (3800, 5729)]