22154380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{337}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 49402080

約数和(自身を除く): 27247700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 173, 190, 337, 346, 380, 674, 692, 865, 1348, 1685, 1730, 3287, 3370, 3460, 6403, 6574, 6740, 12806, 13148, 16435, 25612, 32015, 32870, 58301, 64030, 65740, 116602, 128060, 233204, 291505, 583010, 1107719, 1166020, 2215438, 4430876, 5538595, 11077190, 22154380]

約数ペア:

[(1, 22154380), (2, 11077190), (4, 5538595), (5, 4430876), (10, 2215438), (19, 1166020), (20, 1107719), (38, 583010), (76, 291505), (95, 233204), (173, 128060), (190, 116602), (337, 65740), (346, 64030), (380, 58301), (674, 32870), (692, 32015), (865, 25612), (1348, 16435), (1685, 13148), (1730, 12806), (3287, 6740), (3370, 6574), (3460, 6403)]