1880490078

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{61781}}^1$

素因数の和:61897

約数の個数: 48

約数和(自身を含む): 4337096400

約数和(自身を除く): 2456606322

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 89, 114, 171, 178, 267, 342, 534, 801, 1602, 1691, 3382, 5073, 10146, 15219, 30438, 61781, 123562, 185343, 370686, 556029, 1112058, 1173839, 2347678, 3521517, 5498509, 7043034, 10564551, 10997018, 16495527, 21129102, 32991054, 49486581, 98973162, 104471671, 208943342, 313415013, 626830026, 940245039, 1880490078]

約数ペア:

[(1, 1880490078), (2, 940245039), (3, 626830026), (6, 313415013), (9, 208943342), (18, 104471671), (19, 98973162), (38, 49486581), (57, 32991054), (89, 21129102), (114, 16495527), (171, 10997018), (178, 10564551), (267, 7043034), (342, 5498509), (534, 3521517), (801, 2347678), (1602, 1173839), (1691, 1112058), (3382, 556029), (5073, 370686), (10146, 185343), (15219, 123562), (30438, 61781)]