38910580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{647}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 85349376

約数和(自身を除く): 46438796

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 97, 124, 155, 194, 310, 388, 485, 620, 647, 970, 1294, 1940, 2588, 3007, 3235, 6014, 6470, 12028, 12940, 15035, 20057, 30070, 40114, 60140, 62759, 80228, 100285, 125518, 200570, 251036, 313795, 401140, 627590, 1255180, 1945529, 3891058, 7782116, 9727645, 19455290, 38910580]

約数ペア:

[(1, 38910580), (2, 19455290), (4, 9727645), (5, 7782116), (10, 3891058), (20, 1945529), (31, 1255180), (62, 627590), (97, 401140), (124, 313795), (155, 251036), (194, 200570), (310, 125518), (388, 100285), (485, 80228), (620, 62759), (647, 60140), (970, 40114), (1294, 30070), (1940, 20057), (2588, 15035), (3007, 12940), (3235, 12028), (6014, 6470)]