4200700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 11061792

約数和(自身を除く): 6861092

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 140, 170, 175, 238, 340, 350, 353, 425, 476, 595, 700, 706, 850, 1190, 1412, 1700, 1765, 2380, 2471, 2975, 3530, 4942, 5950, 6001, 7060, 8825, 9884, 11900, 12002, 12355, 17650, 24004, 24710, 30005, 35300, 42007, 49420, 60010, 61775, 84014, 120020, 123550, 150025, 168028, 210035, 247100, 300050, 420070, 600100, 840140, 1050175, 2100350, 4200700]

約数ペア:

[(1, 4200700), (2, 2100350), (4, 1050175), (5, 840140), (7, 600100), (10, 420070), (14, 300050), (17, 247100), (20, 210035), (25, 168028), (28, 150025), (34, 123550), (35, 120020), (50, 84014), (68, 61775), (70, 60010), (85, 49420), (100, 42007), (119, 35300), (140, 30005), (170, 24710), (175, 24004), (238, 17650), (340, 12355), (350, 12002), (353, 11900), (425, 9884), (476, 8825), (595, 7060), (700, 6001), (706, 5950), (850, 4942), (1190, 3530), (1412, 2975), (1700, 2471), (1765, 2380)]