40136864

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{829}}^1$

素因数の和:945

約数の個数: 48

約数和(自身を含む): 84709800

約数和(自身を除く): 44572936

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 89, 136, 178, 272, 356, 544, 712, 829, 1424, 1513, 1658, 2848, 3026, 3316, 6052, 6632, 12104, 13264, 14093, 24208, 26528, 28186, 48416, 56372, 73781, 112744, 147562, 225488, 295124, 450976, 590248, 1180496, 1254277, 2360992, 2508554, 5017108, 10034216, 20068432, 40136864]

約数ペア:

[(1, 40136864), (2, 20068432), (4, 10034216), (8, 5017108), (16, 2508554), (17, 2360992), (32, 1254277), (34, 1180496), (68, 590248), (89, 450976), (136, 295124), (178, 225488), (272, 147562), (356, 112744), (544, 73781), (712, 56372), (829, 48416), (1424, 28186), (1513, 26528), (1658, 24208), (2848, 14093), (3026, 13264), (3316, 12104), (6052, 6632)]