40491968

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{509}}^1$

素因数の和:645

約数の個数: 56

約数和(自身を含む): 88605360

約数和(自身を除く): 48113392

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 113, 176, 226, 352, 452, 509, 704, 904, 1018, 1243, 1808, 2036, 2486, 3616, 4072, 4972, 5599, 7232, 8144, 9944, 11198, 16288, 19888, 22396, 32576, 39776, 44792, 57517, 79552, 89584, 115034, 179168, 230068, 358336, 460136, 632687, 920272, 1265374, 1840544, 2530748, 3681088, 5061496, 10122992, 20245984, 40491968]

約数ペア:

[(1, 40491968), (2, 20245984), (4, 10122992), (8, 5061496), (11, 3681088), (16, 2530748), (22, 1840544), (32, 1265374), (44, 920272), (64, 632687), (88, 460136), (113, 358336), (176, 230068), (226, 179168), (352, 115034), (452, 89584), (509, 79552), (704, 57517), (904, 44792), (1018, 39776), (1243, 32576), (1808, 22396), (2036, 19888), (2486, 16288), (3616, 11198), (4072, 9944), (4972, 8144), (5599, 7232)]