30408400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{6911}}^1$

素因数の和:6940

約数の個数: 60

約数和(自身を含む): 79709184

約数和(自身を除く): 49300784

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, 6911, 13822, 27644, 34555, 55288, 69110, 76021, 110576, 138220, 152042, 172775, 276440, 304084, 345550, 380105, 552880, 608168, 691100, 760210, 1216336, 1382200, 1520420, 1900525, 2764400, 3040840, 3801050, 6081680, 7602100, 15204200, 30408400]

約数ペア:

[(1, 30408400), (2, 15204200), (4, 7602100), (5, 6081680), (8, 3801050), (10, 3040840), (11, 2764400), (16, 1900525), (20, 1520420), (22, 1382200), (25, 1216336), (40, 760210), (44, 691100), (50, 608168), (55, 552880), (80, 380105), (88, 345550), (100, 304084), (110, 276440), (176, 172775), (200, 152042), (220, 138220), (275, 110576), (400, 76021), (440, 69110), (550, 55288), (880, 34555), (1100, 27644), (2200, 13822), (4400, 6911)]