30405320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3637}}^1$

素因数の和:3678

約数の個数: 64

約数和(自身を含む): 78580800

約数和(自身を除く): 48175480

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 3637, 4180, 7274, 8360, 14548, 18185, 29096, 36370, 40007, 69103, 72740, 80014, 138206, 145480, 160028, 200035, 276412, 320056, 345515, 400070, 552824, 691030, 760133, 800140, 1382060, 1520266, 1600280, 2764120, 3040532, 3800665, 6081064, 7601330, 15202660, 30405320]

約数ペア:

[(1, 30405320), (2, 15202660), (4, 7601330), (5, 6081064), (8, 3800665), (10, 3040532), (11, 2764120), (19, 1600280), (20, 1520266), (22, 1382060), (38, 800140), (40, 760133), (44, 691030), (55, 552824), (76, 400070), (88, 345515), (95, 320056), (110, 276412), (152, 200035), (190, 160028), (209, 145480), (220, 138206), (380, 80014), (418, 72740), (440, 69103), (760, 40007), (836, 36370), (1045, 29096), (1672, 18185), (2090, 14548), (3637, 8360), (4180, 7274)]