2147950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:74

約数の個数: 72

約数和(自身を含む): 5102352

約数和(自身を除く): 2954402

約数列:

[1, 2, 5, 7, 10, 14, 17, 19, 25, 34, 35, 38, 50, 70, 85, 95, 119, 133, 170, 175, 190, 238, 266, 323, 350, 361, 425, 475, 595, 646, 665, 722, 850, 950, 1190, 1330, 1615, 1805, 2261, 2527, 2975, 3230, 3325, 3610, 4522, 5054, 5950, 6137, 6650, 8075, 9025, 11305, 12274, 12635, 16150, 18050, 22610, 25270, 30685, 42959, 56525, 61370, 63175, 85918, 113050, 126350, 153425, 214795, 306850, 429590, 1073975, 2147950]

約数ペア:

[(1, 2147950), (2, 1073975), (5, 429590), (7, 306850), (10, 214795), (14, 153425), (17, 126350), (19, 113050), (25, 85918), (34, 63175), (35, 61370), (38, 56525), (50, 42959), (70, 30685), (85, 25270), (95, 22610), (119, 18050), (133, 16150), (170, 12635), (175, 12274), (190, 11305), (238, 9025), (266, 8075), (323, 6650), (350, 6137), (361, 5950), (425, 5054), (475, 4522), (595, 3610), (646, 3325), (665, 3230), (722, 2975), (850, 2527), (950, 2261), (1190, 1805), (1330, 1615)]