18846800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:205

約数の個数: 120

約数和(自身を含む): 53139456

約数和(自身を除く): 34292656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 53, 56, 70, 80, 100, 106, 112, 127, 140, 175, 200, 212, 254, 265, 280, 350, 371, 400, 424, 508, 530, 560, 635, 700, 742, 848, 889, 1016, 1060, 1270, 1325, 1400, 1484, 1778, 1855, 2032, 2120, 2540, 2650, 2800, 2968, 3175, 3556, 3710, 4240, 4445, 5080, 5300, 5936, 6350, 6731, 7112, 7420, 8890, 9275, 10160, 10600, 12700, 13462, 14224, 14840, 17780, 18550, 21200, 22225, 25400, 26924, 29680, 33655, 35560, 37100, 44450, 47117, 50800, 53848, 67310, 71120, 74200, 88900, 94234, 107696, 134620, 148400, 168275, 177800, 188468, 235585, 269240, 336550, 355600, 376936, 471170, 538480, 673100, 753872, 942340, 1177925, 1346200, 1884680, 2355850, 2692400, 3769360, 4711700, 9423400, 18846800]

約数ペア:

[(1, 18846800), (2, 9423400), (4, 4711700), (5, 3769360), (7, 2692400), (8, 2355850), (10, 1884680), (14, 1346200), (16, 1177925), (20, 942340), (25, 753872), (28, 673100), (35, 538480), (40, 471170), (50, 376936), (53, 355600), (56, 336550), (70, 269240), (80, 235585), (100, 188468), (106, 177800), (112, 168275), (127, 148400), (140, 134620), (175, 107696), (200, 94234), (212, 88900), (254, 74200), (265, 71120), (280, 67310), (350, 53848), (371, 50800), (400, 47117), (424, 44450), (508, 37100), (530, 35560), (560, 33655), (635, 29680), (700, 26924), (742, 25400), (848, 22225), (889, 21200), (1016, 18550), (1060, 17780), (1270, 14840), (1325, 14224), (1400, 13462), (1484, 12700), (1778, 10600), (1855, 10160), (2032, 9275), (2120, 8890), (2540, 7420), (2650, 7112), (2800, 6731), (2968, 6350), (3175, 5936), (3556, 5300), (3710, 5080), (4240, 4445)]