2011307890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:320

約数の個数: 96

約数和(自身を含む): 3981809664

約数和(自身を除く): 1970501774

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 107, 127, 190, 205, 214, 254, 361, 410, 535, 635, 722, 779, 1070, 1270, 1558, 1805, 2033, 2413, 3610, 3895, 4066, 4387, 4826, 5207, 7790, 8774, 10165, 10414, 12065, 13589, 14801, 20330, 21935, 24130, 26035, 27178, 29602, 38627, 43870, 45847, 52070, 67945, 74005, 77254, 83353, 91694, 98933, 135890, 148010, 166706, 193135, 197866, 229235, 258191, 386270, 416765, 458470, 494665, 516382, 557149, 833530, 989330, 1114298, 1290955, 1583707, 1879727, 2581910, 2785745, 3167414, 3759454, 4905629, 5571490, 7918535, 9398635, 9811258, 10585831, 15837070, 18797270, 21171662, 24528145, 49056290, 52929155, 105858310, 201130789, 402261578, 1005653945, 2011307890]

約数ペア:

[(1, 2011307890), (2, 1005653945), (5, 402261578), (10, 201130789), (19, 105858310), (38, 52929155), (41, 49056290), (82, 24528145), (95, 21171662), (107, 18797270), (127, 15837070), (190, 10585831), (205, 9811258), (214, 9398635), (254, 7918535), (361, 5571490), (410, 4905629), (535, 3759454), (635, 3167414), (722, 2785745), (779, 2581910), (1070, 1879727), (1270, 1583707), (1558, 1290955), (1805, 1114298), (2033, 989330), (2413, 833530), (3610, 557149), (3895, 516382), (4066, 494665), (4387, 458470), (4826, 416765), (5207, 386270), (7790, 258191), (8774, 229235), (10165, 197866), (10414, 193135), (12065, 166706), (13589, 148010), (14801, 135890), (20330, 98933), (21935, 91694), (24130, 83353), (26035, 77254), (27178, 74005), (29602, 67945), (38627, 52070), (43870, 45847)]