16470860

素因数分解:

$2^2\times 5^1\times 7^7$

素因数の和:58

約数の個数: 48

約数和(自身を含む): 40353600

約数和(自身を除く): 23882740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 2401, 3430, 4802, 6860, 9604, 12005, 16807, 24010, 33614, 48020, 67228, 84035, 117649, 168070, 235298, 336140, 470596, 588245, 823543, 1176490, 1647086, 2352980, 3294172, 4117715, 8235430, 16470860]

約数ペア:

[(1, 16470860), (2, 8235430), (4, 4117715), (5, 3294172), (7, 2352980), (10, 1647086), (14, 1176490), (20, 823543), (28, 588245), (35, 470596), (49, 336140), (70, 235298), (98, 168070), (140, 117649), (196, 84035), (245, 67228), (343, 48020), (490, 33614), (686, 24010), (980, 16807), (1372, 12005), (1715, 9604), (2401, 6860), (3430, 4802)]