82863940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:569

約数の個数: 72

約数和(自身を含む): 192024000

約数和(自身を除く): 109160060

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 361, 380, 437, 460, 499, 722, 874, 998, 1444, 1748, 1805, 1996, 2185, 2495, 3610, 4370, 4990, 7220, 8303, 8740, 9481, 9980, 11477, 16606, 18962, 22954, 33212, 37924, 41515, 45908, 47405, 57385, 83030, 94810, 114770, 166060, 180139, 189620, 218063, 229540, 360278, 436126, 720556, 872252, 900695, 1090315, 1801390, 2180630, 3602780, 4143197, 4361260, 8286394, 16572788, 20715985, 41431970, 82863940]

約数ペア:

[(1, 82863940), (2, 41431970), (4, 20715985), (5, 16572788), (10, 8286394), (19, 4361260), (20, 4143197), (23, 3602780), (38, 2180630), (46, 1801390), (76, 1090315), (92, 900695), (95, 872252), (115, 720556), (190, 436126), (230, 360278), (361, 229540), (380, 218063), (437, 189620), (460, 180139), (499, 166060), (722, 114770), (874, 94810), (998, 83030), (1444, 57385), (1748, 47405), (1805, 45908), (1996, 41515), (2185, 37924), (2495, 33212), (3610, 22954), (4370, 18962), (4990, 16606), (7220, 11477), (8303, 9980), (8740, 9481)]