2912686820

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{17911}}^1$

素因数の和:18140

約数の個数: 48

約数和(自身を含む): 6283243008

約数和(自身を除く): 3370556188

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 173, 188, 235, 346, 470, 692, 865, 940, 1730, 3460, 8131, 16262, 17911, 32524, 35822, 40655, 71644, 81310, 89555, 162620, 179110, 358220, 841817, 1683634, 3098603, 3367268, 4209085, 6197206, 8418170, 12394412, 15493015, 16836340, 30986030, 61972060, 145634341, 291268682, 582537364, 728171705, 1456343410, 2912686820]

約数ペア:

[(1, 2912686820), (2, 1456343410), (4, 728171705), (5, 582537364), (10, 291268682), (20, 145634341), (47, 61972060), (94, 30986030), (173, 16836340), (188, 15493015), (235, 12394412), (346, 8418170), (470, 6197206), (692, 4209085), (865, 3367268), (940, 3098603), (1730, 1683634), (3460, 841817), (8131, 358220), (16262, 179110), (17911, 162620), (32524, 89555), (35822, 81310), (40655, 71644)]