20952404990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1637}}^1\times {\mathrm{5059}}^1$

素因数の和:6737

約数の個数: 64

約数和(自身を含む): 42966443520

約数和(自身を除く): 22014038530

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 1637, 2530, 3274, 5059, 8185, 10118, 16370, 18007, 25295, 36014, 37651, 50590, 55649, 75302, 90035, 111298, 116357, 180070, 188255, 232714, 278245, 376510, 414161, 556490, 581785, 828322, 1163570, 1279927, 2070805, 2559854, 4141610, 6399635, 8281583, 12799270, 16563166, 41407915, 82815830, 91097413, 182194826, 190476409, 380952818, 455487065, 910974130, 952382045, 1904764090, 2095240499, 4190480998, 10476202495, 20952404990]

約数ペア:

[(1, 20952404990), (2, 10476202495), (5, 4190480998), (10, 2095240499), (11, 1904764090), (22, 952382045), (23, 910974130), (46, 455487065), (55, 380952818), (110, 190476409), (115, 182194826), (230, 91097413), (253, 82815830), (506, 41407915), (1265, 16563166), (1637, 12799270), (2530, 8281583), (3274, 6399635), (5059, 4141610), (8185, 2559854), (10118, 2070805), (16370, 1279927), (18007, 1163570), (25295, 828322), (36014, 581785), (37651, 556490), (50590, 414161), (55649, 376510), (75302, 278245), (90035, 232714), (111298, 188255), (116357, 180070)]