19268940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13963}}^1$

素因数の和:13998

約数の個数: 48

約数和(自身を含む): 56302848

約数和(自身を除く): 37033908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 13963, 27926, 41889, 55852, 69815, 83778, 139630, 167556, 209445, 279260, 321149, 418890, 642298, 837780, 963447, 1284596, 1605745, 1926894, 3211490, 3853788, 4817235, 6422980, 9634470, 19268940]

約数ペア:

[(1, 19268940), (2, 9634470), (3, 6422980), (4, 4817235), (5, 3853788), (6, 3211490), (10, 1926894), (12, 1605745), (15, 1284596), (20, 963447), (23, 837780), (30, 642298), (46, 418890), (60, 321149), (69, 279260), (92, 209445), (115, 167556), (138, 139630), (230, 83778), (276, 69815), (345, 55852), (460, 41889), (690, 27926), (1380, 13963)]