69975220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1259}}^1$

素因数の和:1672

約数の個数: 48

約数和(自身を含む): 168497280

約数和(自身を除く): 98522060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 397, 794, 1259, 1588, 1985, 2518, 2779, 3970, 5036, 5558, 6295, 7940, 8813, 11116, 12590, 13895, 17626, 25180, 27790, 35252, 44065, 55580, 88130, 176260, 499823, 999646, 1999292, 2499115, 3498761, 4998230, 6997522, 9996460, 13995044, 17493805, 34987610, 69975220]

約数ペア:

[(1, 69975220), (2, 34987610), (4, 17493805), (5, 13995044), (7, 9996460), (10, 6997522), (14, 4998230), (20, 3498761), (28, 2499115), (35, 1999292), (70, 999646), (140, 499823), (397, 176260), (794, 88130), (1259, 55580), (1588, 44065), (1985, 35252), (2518, 27790), (2779, 25180), (3970, 17626), (5036, 13895), (5558, 12590), (6295, 11116), (7940, 8813)]