2051228140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{183473}}^1$

素因数の和:183538

約数の個数: 48

約数和(自身を含む): 4746839328

約数和(自身を除く): 2695611188

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 5590, 11180, 183473, 366946, 733892, 917365, 1834730, 2385149, 3669460, 4770298, 7889339, 9540596, 11925745, 15778678, 23851490, 31557356, 39446695, 47702980, 78893390, 102561407, 157786780, 205122814, 410245628, 512807035, 1025614070, 2051228140]

約数ペア:

[(1, 2051228140), (2, 1025614070), (4, 512807035), (5, 410245628), (10, 205122814), (13, 157786780), (20, 102561407), (26, 78893390), (43, 47702980), (52, 39446695), (65, 31557356), (86, 23851490), (130, 15778678), (172, 11925745), (215, 9540596), (260, 7889339), (430, 4770298), (559, 3669460), (860, 2385149), (1118, 1834730), (2236, 917365), (2795, 733892), (5590, 366946), (11180, 183473)]