169525220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{853}}^1$

素因数の和:1404

約数の個数: 48

約数和(自身を含む): 375896640

約数和(自身を除く): 206371420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 523, 853, 1046, 1706, 2092, 2615, 3412, 4265, 5230, 8530, 9937, 10460, 16207, 17060, 19874, 32414, 39748, 49685, 64828, 81035, 99370, 162070, 198740, 324140, 446119, 892238, 1784476, 2230595, 4461190, 8476261, 8922380, 16952522, 33905044, 42381305, 84762610, 169525220]

約数ペア:

[(1, 169525220), (2, 84762610), (4, 42381305), (5, 33905044), (10, 16952522), (19, 8922380), (20, 8476261), (38, 4461190), (76, 2230595), (95, 1784476), (190, 892238), (380, 446119), (523, 324140), (853, 198740), (1046, 162070), (1706, 99370), (2092, 81035), (2615, 64828), (3412, 49685), (4265, 39748), (5230, 32414), (8530, 19874), (9937, 17060), (10460, 16207)]