20195320700

素因数分解:

$2^2\times 5^2\times {\mathrm{137}}^1\times {\mathrm{773}}^1\times {\mathrm{1907}}^1$

素因数の和:2831

約数の個数: 72

約数和(自身を含む): 44224013232

約数和(自身を除く): 24028692532

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 137, 274, 548, 685, 773, 1370, 1546, 1907, 2740, 3092, 3425, 3814, 3865, 6850, 7628, 7730, 9535, 13700, 15460, 19070, 19325, 38140, 38650, 47675, 77300, 95350, 105901, 190700, 211802, 261259, 423604, 522518, 529505, 1045036, 1059010, 1306295, 1474111, 2118020, 2612590, 2647525, 2948222, 5225180, 5295050, 5896444, 6531475, 7370555, 10590100, 13062950, 14741110, 26125900, 29482220, 36852775, 73705550, 147411100, 201953207, 403906414, 807812828, 1009766035, 2019532070, 4039064140, 5048830175, 10097660350, 20195320700]

約数ペア:

[(1, 20195320700), (2, 10097660350), (4, 5048830175), (5, 4039064140), (10, 2019532070), (20, 1009766035), (25, 807812828), (50, 403906414), (100, 201953207), (137, 147411100), (274, 73705550), (548, 36852775), (685, 29482220), (773, 26125900), (1370, 14741110), (1546, 13062950), (1907, 10590100), (2740, 7370555), (3092, 6531475), (3425, 5896444), (3814, 5295050), (3865, 5225180), (6850, 2948222), (7628, 2647525), (7730, 2612590), (9535, 2118020), (13700, 1474111), (15460, 1306295), (19070, 1059010), (19325, 1045036), (38140, 529505), (38650, 522518), (47675, 423604), (77300, 261259), (95350, 211802), (105901, 190700)]