13397560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30449}}^1$

素因数の和:30471

約数の個数: 32

約数和(自身を含む): 32886000

約数和(自身を除く): 19488440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 30449, 60898, 121796, 152245, 243592, 304490, 334939, 608980, 669878, 1217960, 1339756, 1674695, 2679512, 3349390, 6698780, 13397560]

約数ペア:

[(1, 13397560), (2, 6698780), (4, 3349390), (5, 2679512), (8, 1674695), (10, 1339756), (11, 1217960), (20, 669878), (22, 608980), (40, 334939), (44, 304490), (55, 243592), (88, 152245), (110, 121796), (220, 60898), (440, 30449)]