4475380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2459}}^1$

素因数の和:2488

約数の個数: 48

約数和(自身を含む): 11571840

約数和(自身を除く): 7096460

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 2459, 4918, 9836, 12295, 17213, 24590, 31967, 34426, 49180, 63934, 68852, 86065, 127868, 159835, 172130, 223769, 319670, 344260, 447538, 639340, 895076, 1118845, 2237690, 4475380]

約数ペア:

[(1, 4475380), (2, 2237690), (4, 1118845), (5, 895076), (7, 639340), (10, 447538), (13, 344260), (14, 319670), (20, 223769), (26, 172130), (28, 159835), (35, 127868), (52, 86065), (65, 68852), (70, 63934), (91, 49180), (130, 34426), (140, 31967), (182, 24590), (260, 17213), (364, 12295), (455, 9836), (910, 4918), (1820, 2459)]