28522030

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1$

素因数の和:444

約数の個数: 32

約数和(自身を含む): 52462080

約数和(自身を除く): 23940050

約数列:

[1, 2, 5, 10, 109, 137, 191, 218, 274, 382, 545, 685, 955, 1090, 1370, 1910, 14933, 20819, 26167, 29866, 41638, 52334, 74665, 104095, 130835, 149330, 208190, 261670, 2852203, 5704406, 14261015, 28522030]

約数ペア:

[(1, 28522030), (2, 14261015), (5, 5704406), (10, 2852203), (109, 261670), (137, 208190), (191, 149330), (218, 130835), (274, 104095), (382, 74665), (545, 52334), (685, 41638), (955, 29866), (1090, 26167), (1370, 20819), (1910, 14933)]