16227220

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{283}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 35497728

約数和(自身を除く): 19270508

約数列:

[1, 2, 4, 5, 10, 20, 47, 61, 94, 122, 188, 235, 244, 283, 305, 470, 566, 610, 940, 1132, 1220, 1415, 2830, 2867, 5660, 5734, 11468, 13301, 14335, 17263, 26602, 28670, 34526, 53204, 57340, 66505, 69052, 86315, 133010, 172630, 266020, 345260, 811361, 1622722, 3245444, 4056805, 8113610, 16227220]

約数ペア:

[(1, 16227220), (2, 8113610), (4, 4056805), (5, 3245444), (10, 1622722), (20, 811361), (47, 345260), (61, 266020), (94, 172630), (122, 133010), (188, 86315), (235, 69052), (244, 66505), (283, 57340), (305, 53204), (470, 34526), (566, 28670), (610, 26602), (940, 17263), (1132, 14335), (1220, 13301), (1415, 11468), (2830, 5734), (2867, 5660)]