2015202910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{1031}}^1\times {\mathrm{3989}}^1$

素因数の和:5041

約数の個数: 48

約数和(自身を含む): 4224739680

約数和(自身を除く): 2209536770

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 1031, 2062, 3989, 5155, 7217, 7978, 10310, 14434, 19945, 27923, 36085, 39890, 50519, 55846, 72170, 101038, 139615, 195461, 252595, 279230, 390922, 505190, 977305, 1954610, 4112659, 8225318, 20563295, 28788613, 41126590, 57577226, 143943065, 201520291, 287886130, 403040582, 1007601455, 2015202910]

約数ペア:

[(1, 2015202910), (2, 1007601455), (5, 403040582), (7, 287886130), (10, 201520291), (14, 143943065), (35, 57577226), (49, 41126590), (70, 28788613), (98, 20563295), (245, 8225318), (490, 4112659), (1031, 1954610), (2062, 977305), (3989, 505190), (5155, 390922), (7217, 279230), (7978, 252595), (10310, 195461), (14434, 139615), (19945, 101038), (27923, 72170), (36085, 55846), (39890, 50519)]