40990642

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{1487}}^1$

素因数の和:1686

約数の個数: 32

約数和(自身を含む): 77137920

約数和(自身を除く): 36147278

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 179, 358, 1253, 1487, 1969, 2506, 2974, 3938, 10409, 13783, 16357, 20818, 27566, 32714, 114499, 228998, 266173, 532346, 1863211, 2927903, 3726422, 5855806, 20495321, 40990642]

約数ペア:

[(1, 40990642), (2, 20495321), (7, 5855806), (11, 3726422), (14, 2927903), (22, 1863211), (77, 532346), (154, 266173), (179, 228998), (358, 114499), (1253, 32714), (1487, 27566), (1969, 20818), (2506, 16357), (2974, 13783), (3938, 10409)]