17953860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15749}}^1$

素因数の和:15780

約数の個数: 48

約数和(自身を含む): 52920000

約数和(自身を除く): 34966140

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, 15749, 31498, 47247, 62996, 78745, 94494, 157490, 188988, 236235, 299231, 314980, 472470, 598462, 897693, 944940, 1196924, 1496155, 1795386, 2992310, 3590772, 4488465, 5984620, 8976930, 17953860]

約数ペア:

[(1, 17953860), (2, 8976930), (3, 5984620), (4, 4488465), (5, 3590772), (6, 2992310), (10, 1795386), (12, 1496155), (15, 1196924), (19, 944940), (20, 897693), (30, 598462), (38, 472470), (57, 314980), (60, 299231), (76, 236235), (95, 188988), (114, 157490), (190, 94494), (228, 78745), (285, 62996), (380, 47247), (570, 31498), (1140, 15749)]