220695220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{13121}}^1$

素因数の和:13188

約数の個数: 36

約数和(自身を含む): 480029004

約数和(自身を除く): 259333784

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 841, 1682, 3364, 4205, 8410, 13121, 16820, 26242, 52484, 65605, 131210, 262420, 380509, 761018, 1522036, 1902545, 3805090, 7610180, 11034761, 22069522, 44139044, 55173805, 110347610, 220695220]

約数ペア:

[(1, 220695220), (2, 110347610), (4, 55173805), (5, 44139044), (10, 22069522), (20, 11034761), (29, 7610180), (58, 3805090), (116, 1902545), (145, 1522036), (290, 761018), (580, 380509), (841, 262420), (1682, 131210), (3364, 65605), (4205, 52484), (8410, 26242), (13121, 16820)]