29618120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{761}}^1$

素因数の和:918

約数の個数: 64

約数和(自身を含む): 76809600

約数和(自身を除く): 47191480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 278, 280, 556, 695, 761, 973, 1112, 1390, 1522, 1946, 2780, 3044, 3805, 3892, 4865, 5327, 5560, 6088, 7610, 7784, 9730, 10654, 15220, 19460, 21308, 26635, 30440, 38920, 42616, 53270, 105779, 106540, 211558, 213080, 423116, 528895, 740453, 846232, 1057790, 1480906, 2115580, 2961812, 3702265, 4231160, 5923624, 7404530, 14809060, 29618120]

約数ペア:

[(1, 29618120), (2, 14809060), (4, 7404530), (5, 5923624), (7, 4231160), (8, 3702265), (10, 2961812), (14, 2115580), (20, 1480906), (28, 1057790), (35, 846232), (40, 740453), (56, 528895), (70, 423116), (139, 213080), (140, 211558), (278, 106540), (280, 105779), (556, 53270), (695, 42616), (761, 38920), (973, 30440), (1112, 26635), (1390, 21308), (1522, 19460), (1946, 15220), (2780, 10654), (3044, 9730), (3805, 7784), (3892, 7610), (4865, 6088), (5327, 5560)]