30760400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{6991}}^1$

素因数の和:7020

約数の個数: 60

約数和(自身を含む): 80631744

約数和(自身を除く): 49871344

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 2200, 4400, 6991, 13982, 27964, 34955, 55928, 69910, 76901, 111856, 139820, 153802, 174775, 279640, 307604, 349550, 384505, 559280, 615208, 699100, 769010, 1230416, 1398200, 1538020, 1922525, 2796400, 3076040, 3845050, 6152080, 7690100, 15380200, 30760400]

約数ペア:

[(1, 30760400), (2, 15380200), (4, 7690100), (5, 6152080), (8, 3845050), (10, 3076040), (11, 2796400), (16, 1922525), (20, 1538020), (22, 1398200), (25, 1230416), (40, 769010), (44, 699100), (50, 615208), (55, 559280), (80, 384505), (88, 349550), (100, 307604), (110, 279640), (176, 174775), (200, 153802), (220, 139820), (275, 111856), (400, 76901), (440, 69910), (550, 55928), (880, 34955), (1100, 27964), (2200, 13982), (4400, 6991)]