43438270

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{1999}}^1$

素因数の和:2100

約数の個数: 32

約数和(自身を含む): 81648000

約数和(自身を除く): 38209730

約数列:

[1, 2, 5, 10, 41, 53, 82, 106, 205, 265, 410, 530, 1999, 2173, 3998, 4346, 9995, 10865, 19990, 21730, 81959, 105947, 163918, 211894, 409795, 529735, 819590, 1059470, 4343827, 8687654, 21719135, 43438270]

約数ペア:

[(1, 43438270), (2, 21719135), (5, 8687654), (10, 4343827), (41, 1059470), (53, 819590), (82, 529735), (106, 409795), (205, 211894), (265, 163918), (410, 105947), (530, 81959), (1999, 21730), (2173, 19990), (3998, 10865), (4346, 9995)]