2818420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1$

素因数の和:600

約数の個数: 48

約数和(自身を含む): 6749568

約数和(自身を除く): 3931148

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 557, 1012, 1114, 1265, 2228, 2530, 2785, 5060, 5570, 6127, 11140, 12254, 12811, 24508, 25622, 30635, 51244, 61270, 64055, 122540, 128110, 140921, 256220, 281842, 563684, 704605, 1409210, 2818420]

約数ペア:

[(1, 2818420), (2, 1409210), (4, 704605), (5, 563684), (10, 281842), (11, 256220), (20, 140921), (22, 128110), (23, 122540), (44, 64055), (46, 61270), (55, 51244), (92, 30635), (110, 25622), (115, 24508), (220, 12811), (230, 12254), (253, 11140), (460, 6127), (506, 5570), (557, 5060), (1012, 2785), (1114, 2530), (1265, 2228)]