17940180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15737}}^1$

素因数の和:15768

約数の個数: 48

約数和(自身を含む): 52879680

約数和(自身を除く): 34939500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 15737, 31474, 47211, 62948, 78685, 94422, 157370, 188844, 236055, 299003, 314740, 472110, 598006, 897009, 944220, 1196012, 1495015, 1794018, 2990030, 3588036, 4485045, 5980060, 8970090, 17940180]

約数ペア:

[(1, 17940180), (2, 8970090), (3, 5980060), (4, 4485045), (5, 3588036), (6, 2990030), (10, 1794018), (12, 1495015), (15, 1196012), (19, 944220), (20, 897009), (30, 598006), (38, 472110), (57, 314740), (60, 299003), (76, 236055), (95, 188844), (114, 157370), (190, 94422), (228, 78685), (285, 62948), (380, 47211), (570, 31474), (1140, 15737)]