28649260

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1021}}^1$

素因数の和:1114

約数の個数: 48

約数和(自身を含む): 63870912

約数和(自身を除く): 35221652

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 61, 92, 115, 122, 230, 244, 305, 460, 610, 1021, 1220, 1403, 2042, 2806, 4084, 5105, 5612, 7015, 10210, 14030, 20420, 23483, 28060, 46966, 62281, 93932, 117415, 124562, 234830, 249124, 311405, 469660, 622810, 1245620, 1432463, 2864926, 5729852, 7162315, 14324630, 28649260]

約数ペア:

[(1, 28649260), (2, 14324630), (4, 7162315), (5, 5729852), (10, 2864926), (20, 1432463), (23, 1245620), (46, 622810), (61, 469660), (92, 311405), (115, 249124), (122, 234830), (230, 124562), (244, 117415), (305, 93932), (460, 62281), (610, 46966), (1021, 28060), (1220, 23483), (1403, 20420), (2042, 14030), (2806, 10210), (4084, 7015), (5105, 5612)]