9904400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{2251}}^1$

素因数の和:2280

約数の個数: 60

約数和(自身を含む): 25970064

約数和(自身を除く): 16065664

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, 2251, 4400, 4502, 9004, 11255, 18008, 22510, 24761, 36016, 45020, 49522, 56275, 90040, 99044, 112550, 123805, 180080, 198088, 225100, 247610, 396176, 450200, 495220, 619025, 900400, 990440, 1238050, 1980880, 2476100, 4952200, 9904400]

約数ペア:

[(1, 9904400), (2, 4952200), (4, 2476100), (5, 1980880), (8, 1238050), (10, 990440), (11, 900400), (16, 619025), (20, 495220), (22, 450200), (25, 396176), (40, 247610), (44, 225100), (50, 198088), (55, 180080), (80, 123805), (88, 112550), (100, 99044), (110, 90040), (176, 56275), (200, 49522), (220, 45020), (275, 36016), (400, 24761), (440, 22510), (550, 18008), (880, 11255), (1100, 9004), (2200, 4502), (2251, 4400)]