206966540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{30347}}^1$

素因数の和:30398

約数の個数: 48

約数和(自身を含む): 489452544

約数和(自身を除く): 282486004

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 30347, 60694, 121388, 151735, 303470, 333817, 606940, 667634, 940757, 1335268, 1669085, 1881514, 3338170, 3763028, 4703785, 6676340, 9407570, 10348327, 18815140, 20696654, 41393308, 51741635, 103483270, 206966540]

約数ペア:

[(1, 206966540), (2, 103483270), (4, 51741635), (5, 41393308), (10, 20696654), (11, 18815140), (20, 10348327), (22, 9407570), (31, 6676340), (44, 4703785), (55, 3763028), (62, 3338170), (110, 1881514), (124, 1669085), (155, 1335268), (220, 940757), (310, 667634), (341, 606940), (620, 333817), (682, 303470), (1364, 151735), (1705, 121388), (3410, 60694), (6820, 30347)]