220762808

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{74381}}^1$

素因数の和:74447

約数の個数: 32

約数和(自身を含む): 481995360

約数和(自身を除く): 261232552

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2968, 74381, 148762, 297524, 520667, 595048, 1041334, 2082668, 3942193, 4165336, 7884386, 15768772, 27595351, 31537544, 55190702, 110381404, 220762808]

約数ペア:

[(1, 220762808), (2, 110381404), (4, 55190702), (7, 31537544), (8, 27595351), (14, 15768772), (28, 7884386), (53, 4165336), (56, 3942193), (106, 2082668), (212, 1041334), (371, 595048), (424, 520667), (742, 297524), (1484, 148762), (2968, 74381)]