29128520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{38327}}^1$

素因数の和:38357

約数の個数: 32

約数和(自身を含む): 68990400

約数和(自身を除く): 39861880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 38327, 76654, 153308, 191635, 306616, 383270, 728213, 766540, 1456426, 1533080, 2912852, 3641065, 5825704, 7282130, 14564260, 29128520]

約数ペア:

[(1, 29128520), (2, 14564260), (4, 7282130), (5, 5825704), (8, 3641065), (10, 2912852), (19, 1533080), (20, 1456426), (38, 766540), (40, 728213), (76, 383270), (95, 306616), (152, 191635), (190, 153308), (380, 76654), (760, 38327)]