2012304970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{27691}}^1$

素因数の和:27767

約数の個数: 48

約数和(自身を含む): 4013567712

約数和(自身を除く): 2001262742

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 169, 215, 338, 430, 559, 845, 1118, 1690, 2795, 5590, 7267, 14534, 27691, 36335, 55382, 72670, 138455, 276910, 359983, 719966, 1190713, 1799915, 2381426, 3599830, 4679779, 5953565, 9359558, 11907130, 15479269, 23398895, 30958538, 46797790, 77396345, 154792690, 201230497, 402460994, 1006152485, 2012304970]

約数ペア:

[(1, 2012304970), (2, 1006152485), (5, 402460994), (10, 201230497), (13, 154792690), (26, 77396345), (43, 46797790), (65, 30958538), (86, 23398895), (130, 15479269), (169, 11907130), (215, 9359558), (338, 5953565), (430, 4679779), (559, 3599830), (845, 2381426), (1118, 1799915), (1690, 1190713), (2795, 719966), (5590, 359983), (7267, 276910), (14534, 138455), (27691, 72670), (36335, 55382)]