30283880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{6257}}^1$

素因数の和:6290

約数の個数: 48

約数和(自身を含む): 74908260

約数和(自身を除く): 44624380

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 6257, 12514, 25028, 31285, 50056, 62570, 68827, 125140, 137654, 250280, 275308, 344135, 550616, 688270, 757097, 1376540, 1514194, 2753080, 3028388, 3785485, 6056776, 7570970, 15141940, 30283880]

約数ペア:

[(1, 30283880), (2, 15141940), (4, 7570970), (5, 6056776), (8, 3785485), (10, 3028388), (11, 2753080), (20, 1514194), (22, 1376540), (40, 757097), (44, 688270), (55, 550616), (88, 344135), (110, 275308), (121, 250280), (220, 137654), (242, 125140), (440, 68827), (484, 62570), (605, 50056), (968, 31285), (1210, 25028), (2420, 12514), (4840, 6257)]