2018994740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{627017}}^1$

素因数の和:627056

約数の個数: 48

約数和(自身を含む): 5056273152

約数和(自身を除く): 3037278412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 627017, 1254034, 2508068, 3135085, 4389119, 6270170, 8778238, 12540340, 14421391, 17556476, 21945595, 28842782, 43891190, 57685564, 72106955, 87782380, 100949737, 144213910, 201899474, 288427820, 403798948, 504748685, 1009497370, 2018994740]

約数ペア:

[(1, 2018994740), (2, 1009497370), (4, 504748685), (5, 403798948), (7, 288427820), (10, 201899474), (14, 144213910), (20, 100949737), (23, 87782380), (28, 72106955), (35, 57685564), (46, 43891190), (70, 28842782), (92, 21945595), (115, 17556476), (140, 14421391), (161, 12540340), (230, 8778238), (322, 6270170), (460, 4389119), (644, 3135085), (805, 2508068), (1610, 1254034), (3220, 627017)]