30195940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{347}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 67233600

約数和(自身を除く): 37037660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 229, 347, 380, 458, 694, 916, 1145, 1388, 1735, 2290, 3470, 4351, 4580, 6593, 6940, 8702, 13186, 17404, 21755, 26372, 32965, 43510, 65930, 79463, 87020, 131860, 158926, 317852, 397315, 794630, 1509797, 1589260, 3019594, 6039188, 7548985, 15097970, 30195940]

約数ペア:

[(1, 30195940), (2, 15097970), (4, 7548985), (5, 6039188), (10, 3019594), (19, 1589260), (20, 1509797), (38, 794630), (76, 397315), (95, 317852), (190, 158926), (229, 131860), (347, 87020), (380, 79463), (458, 65930), (694, 43510), (916, 32965), (1145, 26372), (1388, 21755), (1735, 17404), (2290, 13186), (3470, 8702), (4351, 6940), (4580, 6593)]