12284220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15749}}^1$

素因数の和:15774

約数の個数: 48

約数和(自身を含む): 37044000

約数和(自身を除く): 24759780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 15749, 31498, 47247, 62996, 78745, 94494, 157490, 188988, 204737, 236235, 314980, 409474, 472470, 614211, 818948, 944940, 1023685, 1228422, 2047370, 2456844, 3071055, 4094740, 6142110, 12284220]

約数ペア:

[(1, 12284220), (2, 6142110), (3, 4094740), (4, 3071055), (5, 2456844), (6, 2047370), (10, 1228422), (12, 1023685), (13, 944940), (15, 818948), (20, 614211), (26, 472470), (30, 409474), (39, 314980), (52, 236235), (60, 204737), (65, 188988), (78, 157490), (130, 94494), (156, 78745), (195, 62996), (260, 47247), (390, 31498), (780, 15749)]