2187850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:92

約数の個数: 72

約数和(自身を含む): 5088960

約数和(自身を除く): 2901110

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 47, 49, 50, 70, 94, 95, 98, 133, 175, 190, 235, 245, 266, 329, 350, 470, 475, 490, 658, 665, 893, 931, 950, 1175, 1225, 1330, 1645, 1786, 1862, 2303, 2350, 2450, 3290, 3325, 4465, 4606, 4655, 6251, 6650, 8225, 8930, 9310, 11515, 12502, 16450, 22325, 23030, 23275, 31255, 43757, 44650, 46550, 57575, 62510, 87514, 115150, 156275, 218785, 312550, 437570, 1093925, 2187850]

約数ペア:

[(1, 2187850), (2, 1093925), (5, 437570), (7, 312550), (10, 218785), (14, 156275), (19, 115150), (25, 87514), (35, 62510), (38, 57575), (47, 46550), (49, 44650), (50, 43757), (70, 31255), (94, 23275), (95, 23030), (98, 22325), (133, 16450), (175, 12502), (190, 11515), (235, 9310), (245, 8930), (266, 8225), (329, 6650), (350, 6251), (470, 4655), (475, 4606), (490, 4465), (658, 3325), (665, 3290), (893, 2450), (931, 2350), (950, 2303), (1175, 1862), (1225, 1786), (1330, 1645)]