30248980

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{997}}^1$

素因数の和:1084

約数の個数: 48

約数和(自身を含む): 66897936

約数和(自身を除く): 36648956

約数列:

[1, 2, 4, 5, 10, 20, 37, 41, 74, 82, 148, 164, 185, 205, 370, 410, 740, 820, 997, 1517, 1994, 3034, 3988, 4985, 6068, 7585, 9970, 15170, 19940, 30340, 36889, 40877, 73778, 81754, 147556, 163508, 184445, 204385, 368890, 408770, 737780, 817540, 1512449, 3024898, 6049796, 7562245, 15124490, 30248980]

約数ペア:

[(1, 30248980), (2, 15124490), (4, 7562245), (5, 6049796), (10, 3024898), (20, 1512449), (37, 817540), (41, 737780), (74, 408770), (82, 368890), (148, 204385), (164, 184445), (185, 163508), (205, 147556), (370, 81754), (410, 73778), (740, 40877), (820, 36889), (997, 30340), (1517, 19940), (1994, 15170), (3034, 9970), (3988, 7585), (4985, 6068)]