20201863930

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1013}}^1\times {\mathrm{2797}}^1$

素因数の和:3871

約数の個数: 64

約数和(自身を含む): 39221065728

約数和(自身を除く): 19019201798

約数列:

[1, 2, 5, 10, 23, 31, 46, 62, 115, 155, 230, 310, 713, 1013, 1426, 2026, 2797, 3565, 5065, 5594, 7130, 10130, 13985, 23299, 27970, 31403, 46598, 62806, 64331, 86707, 116495, 128662, 157015, 173414, 232990, 314030, 321655, 433535, 643310, 722269, 867070, 1444538, 1994261, 2833361, 3611345, 3988522, 5666722, 7222690, 9971305, 14166805, 19942610, 28333610, 65167303, 87834191, 130334606, 175668382, 325836515, 439170955, 651673030, 878341910, 2020186393, 4040372786, 10100931965, 20201863930]

約数ペア:

[(1, 20201863930), (2, 10100931965), (5, 4040372786), (10, 2020186393), (23, 878341910), (31, 651673030), (46, 439170955), (62, 325836515), (115, 175668382), (155, 130334606), (230, 87834191), (310, 65167303), (713, 28333610), (1013, 19942610), (1426, 14166805), (2026, 9971305), (2797, 7222690), (3565, 5666722), (5065, 3988522), (5594, 3611345), (7130, 2833361), (10130, 1994261), (13985, 1444538), (23299, 867070), (27970, 722269), (31403, 643310), (46598, 433535), (62806, 321655), (64331, 314030), (86707, 232990), (116495, 173414), (128662, 157015)]