120126940

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{23371}}^1$

素因数の和:23637

約数の個数: 24

約数和(自身を含む): 253258992

約数和(自身を除く): 133132052

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 23371, 46742, 93484, 116855, 233710, 467420, 6006347, 12012694, 24025388, 30031735, 60063470, 120126940]

約数ペア:

[(1, 120126940), (2, 60063470), (4, 30031735), (5, 24025388), (10, 12012694), (20, 6006347), (257, 467420), (514, 233710), (1028, 116855), (1285, 93484), (2570, 46742), (5140, 23371)]