31679890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{9931}}^1$

素因数の和:9978

約数の個数: 32

約数和(自身を含む): 64359360

約数和(自身を除く): 32679470

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 9931, 19862, 49655, 99310, 109241, 218482, 287999, 546205, 575998, 1092410, 1439995, 2879990, 3167989, 6335978, 15839945, 31679890]

約数ペア:

[(1, 31679890), (2, 15839945), (5, 6335978), (10, 3167989), (11, 2879990), (22, 1439995), (29, 1092410), (55, 575998), (58, 546205), (110, 287999), (145, 218482), (290, 109241), (319, 99310), (638, 49655), (1595, 19862), (3190, 9931)]