123020060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{619}}^1$

素因数の和:1170

約数の個数: 48

約数和(自身を含む): 272899200

約数和(自身を除く): 149879140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 523, 619, 1046, 1238, 2092, 2476, 2615, 3095, 5230, 6190, 9937, 10460, 11761, 12380, 19874, 23522, 39748, 47044, 49685, 58805, 99370, 117610, 198740, 235220, 323737, 647474, 1294948, 1618685, 3237370, 6151003, 6474740, 12302006, 24604012, 30755015, 61510030, 123020060]

約数ペア:

[(1, 123020060), (2, 61510030), (4, 30755015), (5, 24604012), (10, 12302006), (19, 6474740), (20, 6151003), (38, 3237370), (76, 1618685), (95, 1294948), (190, 647474), (380, 323737), (523, 235220), (619, 198740), (1046, 117610), (1238, 99370), (2092, 58805), (2476, 49685), (2615, 47044), (3095, 39748), (5230, 23522), (6190, 19874), (9937, 12380), (10460, 11761)]