40265984

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:287

約数の個数: 72

約数和(自身を含む): 89281920

約数和(自身を除く): 49015936

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 79, 88, 128, 158, 176, 181, 256, 316, 352, 362, 632, 704, 724, 869, 1264, 1408, 1448, 1738, 1991, 2528, 2816, 2896, 3476, 3982, 5056, 5792, 6952, 7964, 10112, 11584, 13904, 14299, 15928, 20224, 23168, 27808, 28598, 31856, 46336, 55616, 57196, 63712, 111232, 114392, 127424, 157289, 222464, 228784, 254848, 314578, 457568, 509696, 629156, 915136, 1258312, 1830272, 2516624, 3660544, 5033248, 10066496, 20132992, 40265984]

約数ペア:

[(1, 40265984), (2, 20132992), (4, 10066496), (8, 5033248), (11, 3660544), (16, 2516624), (22, 1830272), (32, 1258312), (44, 915136), (64, 629156), (79, 509696), (88, 457568), (128, 314578), (158, 254848), (176, 228784), (181, 222464), (256, 157289), (316, 127424), (352, 114392), (362, 111232), (632, 63712), (704, 57196), (724, 55616), (869, 46336), (1264, 31856), (1408, 28598), (1448, 27808), (1738, 23168), (1991, 20224), (2528, 15928), (2816, 14299), (2896, 13904), (3476, 11584), (3982, 10112), (5056, 7964), (5792, 6952)]