1651980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2503}}^1$

素因数の和:2526

約数の個数: 48

約数和(自身を含む): 5048064

約数和(自身を除く): 3396084

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 2503, 5006, 7509, 10012, 12515, 15018, 25030, 27533, 30036, 37545, 50060, 55066, 75090, 82599, 110132, 137665, 150180, 165198, 275330, 330396, 412995, 550660, 825990, 1651980]

約数ペア:

[(1, 1651980), (2, 825990), (3, 550660), (4, 412995), (5, 330396), (6, 275330), (10, 165198), (11, 150180), (12, 137665), (15, 110132), (20, 82599), (22, 75090), (30, 55066), (33, 50060), (44, 37545), (55, 30036), (60, 27533), (66, 25030), (110, 15018), (132, 12515), (165, 10012), (220, 7509), (330, 5006), (660, 2503)]