4945160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11239}}^1$

素因数の和:11261

約数の個数: 32

約数和(自身を含む): 12139200

約数和(自身を除く): 7194040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 11239, 22478, 44956, 56195, 89912, 112390, 123629, 224780, 247258, 449560, 494516, 618145, 989032, 1236290, 2472580, 4945160]

約数ペア:

[(1, 4945160), (2, 2472580), (4, 1236290), (5, 989032), (8, 618145), (10, 494516), (11, 449560), (20, 247258), (22, 224780), (40, 123629), (44, 112390), (55, 89912), (88, 56195), (110, 44956), (220, 22478), (440, 11239)]