39769180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4409}}^1$

素因数の和:4470

約数の個数: 48

約数和(自身を含む): 93350880

約数和(自身を除く): 53581700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 4409, 4510, 8818, 9020, 17636, 22045, 44090, 48499, 88180, 96998, 180769, 193996, 242495, 361538, 484990, 723076, 903845, 969980, 1807690, 1988459, 3615380, 3976918, 7953836, 9942295, 19884590, 39769180]

約数ペア:

[(1, 39769180), (2, 19884590), (4, 9942295), (5, 7953836), (10, 3976918), (11, 3615380), (20, 1988459), (22, 1807690), (41, 969980), (44, 903845), (55, 723076), (82, 484990), (110, 361538), (164, 242495), (205, 193996), (220, 180769), (410, 96998), (451, 88180), (820, 48499), (902, 44090), (1804, 22045), (2255, 17636), (4409, 9020), (4510, 8818)]