29121990920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1087}}^1\times {\mathrm{60889}}^1$

素因数の和:61998

約数の個数: 64

約数和(自身を含む): 71548185600

約数和(自身を除く): 42426194680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1087, 2174, 4348, 5435, 8696, 10870, 11957, 21740, 23914, 43480, 47828, 59785, 60889, 95656, 119570, 121778, 239140, 243556, 304445, 478280, 487112, 608890, 669779, 1217780, 1339558, 2435560, 2679116, 3348895, 5358232, 6697790, 13395580, 26791160, 66186343, 132372686, 264745372, 330931715, 529490744, 661863430, 728049773, 1323726860, 1456099546, 2647453720, 2912199092, 3640248865, 5824398184, 7280497730, 14560995460, 29121990920]

約数ペア:

[(1, 29121990920), (2, 14560995460), (4, 7280497730), (5, 5824398184), (8, 3640248865), (10, 2912199092), (11, 2647453720), (20, 1456099546), (22, 1323726860), (40, 728049773), (44, 661863430), (55, 529490744), (88, 330931715), (110, 264745372), (220, 132372686), (440, 66186343), (1087, 26791160), (2174, 13395580), (4348, 6697790), (5435, 5358232), (8696, 3348895), (10870, 2679116), (11957, 2435560), (21740, 1339558), (23914, 1217780), (43480, 669779), (47828, 608890), (59785, 487112), (60889, 478280), (95656, 304445), (119570, 243556), (121778, 239140)]