20112295030

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{4007}}^1$

素因数の和:4333

約数の個数: 64

約数和(自身を含む): 38299806720

約数和(自身を除く): 18187511690

約数列:

[1, 2, 5, 10, 23, 46, 115, 139, 157, 230, 278, 314, 695, 785, 1390, 1570, 3197, 3611, 4007, 6394, 7222, 8014, 15985, 18055, 20035, 21823, 31970, 36110, 40070, 43646, 92161, 109115, 184322, 218230, 460805, 501929, 556973, 629099, 921610, 1003858, 1113946, 1258198, 2509645, 2784865, 3145495, 5019290, 5569730, 6290990, 12810379, 14469277, 25620758, 28938554, 64051895, 72346385, 87444761, 128103790, 144692770, 174889522, 437223805, 874447610, 2011229503, 4022459006, 10056147515, 20112295030]

約数ペア:

[(1, 20112295030), (2, 10056147515), (5, 4022459006), (10, 2011229503), (23, 874447610), (46, 437223805), (115, 174889522), (139, 144692770), (157, 128103790), (230, 87444761), (278, 72346385), (314, 64051895), (695, 28938554), (785, 25620758), (1390, 14469277), (1570, 12810379), (3197, 6290990), (3611, 5569730), (4007, 5019290), (6394, 3145495), (7222, 2784865), (8014, 2509645), (15985, 1258198), (18055, 1113946), (20035, 1003858), (21823, 921610), (31970, 629099), (36110, 556973), (40070, 501929), (43646, 460805), (92161, 218230), (109115, 184322)]