2947350

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{401}}^1$

素因数の和:430

約数の個数: 72

約数和(自身を含む): 8524008

約数和(自身を除く): 5576658

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 147, 150, 175, 210, 245, 294, 350, 401, 490, 525, 735, 802, 1050, 1203, 1225, 1470, 2005, 2406, 2450, 2807, 3675, 4010, 5614, 6015, 7350, 8421, 10025, 12030, 14035, 16842, 19649, 20050, 28070, 30075, 39298, 42105, 58947, 60150, 70175, 84210, 98245, 117894, 140350, 196490, 210525, 294735, 421050, 491225, 589470, 982450, 1473675, 2947350]

約数ペア:

[(1, 2947350), (2, 1473675), (3, 982450), (5, 589470), (6, 491225), (7, 421050), (10, 294735), (14, 210525), (15, 196490), (21, 140350), (25, 117894), (30, 98245), (35, 84210), (42, 70175), (49, 60150), (50, 58947), (70, 42105), (75, 39298), (98, 30075), (105, 28070), (147, 20050), (150, 19649), (175, 16842), (210, 14035), (245, 12030), (294, 10025), (350, 8421), (401, 7350), (490, 6015), (525, 5614), (735, 4010), (802, 3675), (1050, 2807), (1203, 2450), (1225, 2406), (1470, 2005)]