40560478

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1097}}^1$

素因数の和:1264

約数の個数: 32

約数和(自身を含む): 73785600

約数和(自身を除く): 33225122

約数列:

[1, 2, 7, 14, 19, 38, 133, 139, 266, 278, 973, 1097, 1946, 2194, 2641, 5282, 7679, 15358, 18487, 20843, 36974, 41686, 145901, 152483, 291802, 304966, 1067381, 2134762, 2897177, 5794354, 20280239, 40560478]

約数ペア:

[(1, 40560478), (2, 20280239), (7, 5794354), (14, 2897177), (19, 2134762), (38, 1067381), (133, 304966), (139, 291802), (266, 152483), (278, 145901), (973, 41686), (1097, 36974), (1946, 20843), (2194, 18487), (2641, 15358), (5282, 7679)]