17958800

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:193

約数の個数: 120

約数和(自身を含む): 48434400

約数和(自身を除く): 30475600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 25, 34, 38, 40, 50, 68, 76, 80, 85, 95, 100, 136, 139, 152, 170, 190, 200, 272, 278, 304, 323, 340, 380, 400, 425, 475, 556, 646, 680, 695, 760, 850, 950, 1112, 1292, 1360, 1390, 1520, 1615, 1700, 1900, 2224, 2363, 2584, 2641, 2780, 3230, 3400, 3475, 3800, 4726, 5168, 5282, 5560, 6460, 6800, 6950, 7600, 8075, 9452, 10564, 11120, 11815, 12920, 13205, 13900, 16150, 18904, 21128, 23630, 25840, 26410, 27800, 32300, 37808, 42256, 44897, 47260, 52820, 55600, 59075, 64600, 66025, 89794, 94520, 105640, 118150, 129200, 132050, 179588, 189040, 211280, 224485, 236300, 264100, 359176, 448970, 472600, 528200, 718352, 897940, 945200, 1056400, 1122425, 1795880, 2244850, 3591760, 4489700, 8979400, 17958800]

約数ペア:

[(1, 17958800), (2, 8979400), (4, 4489700), (5, 3591760), (8, 2244850), (10, 1795880), (16, 1122425), (17, 1056400), (19, 945200), (20, 897940), (25, 718352), (34, 528200), (38, 472600), (40, 448970), (50, 359176), (68, 264100), (76, 236300), (80, 224485), (85, 211280), (95, 189040), (100, 179588), (136, 132050), (139, 129200), (152, 118150), (170, 105640), (190, 94520), (200, 89794), (272, 66025), (278, 64600), (304, 59075), (323, 55600), (340, 52820), (380, 47260), (400, 44897), (425, 42256), (475, 37808), (556, 32300), (646, 27800), (680, 26410), (695, 25840), (760, 23630), (850, 21128), (950, 18904), (1112, 16150), (1292, 13900), (1360, 13205), (1390, 12920), (1520, 11815), (1615, 11120), (1700, 10564), (1900, 9452), (2224, 8075), (2363, 7600), (2584, 6950), (2641, 6800), (2780, 6460), (3230, 5560), (3400, 5282), (3475, 5168), (3800, 4726)]