47802820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3469}}^1$

素因数の和:3544

約数の個数: 48

約数和(自身を含む): 110179440

約数和(自身を除く): 62376620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2756, 3445, 3469, 6890, 6938, 13780, 13876, 17345, 34690, 45097, 69380, 90194, 180388, 183857, 225485, 367714, 450970, 735428, 901940, 919285, 1838570, 2390141, 3677140, 4780282, 9560564, 11950705, 23901410, 47802820]

約数ペア:

[(1, 47802820), (2, 23901410), (4, 11950705), (5, 9560564), (10, 4780282), (13, 3677140), (20, 2390141), (26, 1838570), (52, 919285), (53, 901940), (65, 735428), (106, 450970), (130, 367714), (212, 225485), (260, 183857), (265, 180388), (530, 90194), (689, 69380), (1060, 45097), (1378, 34690), (2756, 17345), (3445, 13876), (3469, 13780), (6890, 6938)]