47618620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2447}}^1$

素因数の和:2602

約数の個数: 48

約数和(自身を含む): 115153920

約数和(自身を除く): 67535300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2447, 2780, 3892, 4865, 4894, 9730, 9788, 12235, 17129, 19460, 24470, 34258, 48940, 68516, 85645, 171290, 340133, 342580, 680266, 1360532, 1700665, 2380931, 3401330, 4761862, 6802660, 9523724, 11904655, 23809310, 47618620]

約数ペア:

[(1, 47618620), (2, 23809310), (4, 11904655), (5, 9523724), (7, 6802660), (10, 4761862), (14, 3401330), (20, 2380931), (28, 1700665), (35, 1360532), (70, 680266), (139, 342580), (140, 340133), (278, 171290), (556, 85645), (695, 68516), (973, 48940), (1390, 34258), (1946, 24470), (2447, 19460), (2780, 17129), (3892, 12235), (4865, 9788), (4894, 9730)]